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2498972 = 227312879
BaseRepresentation
bin1001100010000110011100
311200221221112
421202012130
51114431342
6125321152
730145430
oct11420634
94627845
102498972
111457573
12a061b8
136965a8
144909c0
15345682
hex26219c

2498972 has 24 divisors (see below), whose sum is σ = 5160960. Its totient is φ = 1036080.

The previous prime is 2498971. The next prime is 2498981. The reversal of 2498972 is 2798942.

It is a super-2 number, since 2×24989722 = 12489722113568, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2498971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572 + ... + 2307.

It is an arithmetic number, because the mean of its divisors is an integer number (215040).

22498972 is an apocalyptic number.

It is an amenable number.

2498972 is an abundant number, since it is smaller than the sum of its proper divisors (2661988).

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

2498972 is a wasteful number, since it uses less digits than its factorization.

2498972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2921 (or 2919 counting only the distinct ones).

The product of its digits is 72576, while the sum is 41.

The square root of 2498972 is about 1580.8137145154. The cubic root of 2498972 is about 135.7022754706.

The spelling of 2498972 in words is "two million, four hundred ninety-eight thousand, nine hundred seventy-two".

Divisors: 1 2 4 7 14 28 31 62 124 217 434 868 2879 5758 11516 20153 40306 80612 89249 178498 356996 624743 1249486 2498972