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2874828 = 2231129751
BaseRepresentation
bin1010111101110111001100
312102001112010
422331313030
51213443303
6141341220
733302265
oct12756714
95361463
102874828
1116939a0
12b67810
137986a8
1454b96c
153bbc03
hex2bddcc

2874828 has 48 divisors (see below), whose sum is σ = 7580160. Its totient is φ = 840000.

The previous prime is 2874811. The next prime is 2874829. The reversal of 2874828 is 8284782.

It is not an unprimeable number, because it can be changed into a prime (2874829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3453 + ... + 4203.

It is an arithmetic number, because the mean of its divisors is an integer number (157920).

22874828 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 2874828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3790080).

2874828 is an abundant number, since it is smaller than the sum of its proper divisors (4705332).

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

2874828 is a wasteful number, since it uses less digits than its factorization.

2874828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 796 counting only the distinct ones).

The product of its digits is 57344, while the sum is 39.

The square root of 2874828 is about 1695.5317749898. The cubic root of 2874828 is about 142.1905133121.

It can be divided in two parts, 287 and 4828, that added together give a palindrome (5115).

The spelling of 2874828 in words is "two million, eight hundred seventy-four thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 11 12 22 29 33 44 58 66 87 116 132 174 319 348 638 751 957 1276 1502 1914 2253 3004 3828 4506 8261 9012 16522 21779 24783 33044 43558 49566 65337 87116 99132 130674 239569 261348 479138 718707 958276 1437414 2874828