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2530724 = 227196771
BaseRepresentation
bin1001101001110110100100
311202120111112
421221312210
51121440344
6130124152
730340130
oct11516644
94676445
102530724
111479409
12a20658
136a7b91
1449c3c0
1534ec9e
hex269da4

2530724 has 48 divisors (see below), whose sum is σ = 5483520. Its totient is φ = 997920.

The previous prime is 2530709. The next prime is 2530727. The reversal of 2530724 is 4270352.

2530724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2530724.

It is not an unprimeable number, because it can be changed into a prime (2530727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35609 + ... + 35679.

It is an arithmetic number, because the mean of its divisors is an integer number (114240).

22530724 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2530724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2741760).

2530724 is an abundant number, since it is smaller than the sum of its proper divisors (2952796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2530724 is a wasteful number, since it uses less digits than its factorization.

2530724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 2530724 is about 1590.8249432291. The cubic root of 2530724 is about 136.2746037548.

The spelling of 2530724 in words is "two million, five hundred thirty thousand, seven hundred twenty-four".

Divisors: 1 2 4 7 14 19 28 38 67 71 76 133 134 142 266 268 284 469 497 532 938 994 1273 1349 1876 1988 2546 2698 4757 5092 5396 8911 9443 9514 17822 18886 19028 33299 35644 37772 66598 90383 133196 180766 361532 632681 1265362 2530724