7564004 has 12 divisors (see below), whose sum is σ = 15128064. Its totient is φ = 3241704.

The previous prime is 7563989. The next prime is 7564009. The reversal of 7564004 is 4004657.

7564004 is an admirable number.

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 (7564009) 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 3 ways as a sum of consecutive naturals, for example, 135044 + ... + 135099.

It is an arithmetic number, because the mean of its divisors is an integer number (1260672).

Almost surely, 2^7564004 is an apocalyptic number.

It is an amenable number.

7564004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7564004 is a wasteful number, since it uses less digits than its factorization.

7564004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270154 (or 270152 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 7564004 is about 2750.2734409509. The cubic root of 7564004 is about 196.2986215688.

The spelling of 7564004 in words is "seven million, five hundred sixty-four thousand, four".