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2630484 = 223289821
BaseRepresentation
bin1010000010001101010100
311221122100100
422002031110
51133133414
6132214100
731234023
oct12021524
94848310
102630484
11153735a
12a6a330
137113cc
144c68ba
1536e609
hex282354

2630484 has 36 divisors (see below), whose sum is σ = 6732180. Its totient is φ = 865920.

The previous prime is 2630483. The next prime is 2630489. The reversal of 2630484 is 4840362.

It can be written as a sum of positive squares in 2 ways, for example, as 608400 + 2022084 = 780^2 + 1422^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2630483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2794 + ... + 3614.

It is an arithmetic number, because the mean of its divisors is an integer number (187005).

22630484 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 2630484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3366090).

2630484 is an abundant number, since it is smaller than the sum of its proper divisors (4101696).

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

2630484 is a wasteful number, since it uses less digits than its factorization.

2630484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920 (or 915 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2630484 is about 1621.8766907506. The cubic root of 2630484 is about 138.0422051123.

The spelling of 2630484 in words is "two million, six hundred thirty thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 9 12 18 36 89 178 267 356 534 801 821 1068 1602 1642 2463 3204 3284 4926 7389 9852 14778 29556 73069 146138 219207 292276 438414 657621 876828 1315242 2630484