2504690 has 24 divisors (see below), whose sum is σ = 4652100. Its totient is φ = 970880.

The previous prime is 2504687. The next prime is 2504693. The reversal of 2504690 is 964052.

It is an interprime number because it is at equal distance from previous prime (2504687) and next prime (2504693).

It can be written as a sum of positive squares in 6 ways, for example, as 11449 + 2493241 = 107^2 + 1579^2 .

It is a super-2 number, since 2×2504690² = 12546943992200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2504693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16736 + ... + 16884.

2^2504690 is an apocalyptic number.

2504690 is a deficient number, since it is larger than the sum of its proper divisors (2147410).

2504690 is a wasteful number, since it uses less digits than its factorization.

2504690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2504690 is about 1582.6212433807. The cubic root of 2504690 is about 135.8056986033.

The spelling of 2504690 in words is "two million, five hundred four thousand, six hundred ninety".