64525004 has 12 divisors (see below), whose sum is σ = 112996800. Its totient is φ = 32240208.

The previous prime is 64524991. The next prime is 64525037. The reversal of 64525004 is 40052546.

64525004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×64525004² = 8326952282400032, which contains 22 as substring.

It is an unprimeable number.

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, 2117 + ... + 11555.

It is an arithmetic number, because the mean of its divisors is an integer number (9416400).

Almost surely, 2^64525004 is an apocalyptic number.

It is an amenable number.

64525004 is a deficient number, since it is larger than the sum of its proper divisors (48471796).

64525004 is a wasteful number, since it uses less digits than its factorization.

64525004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11152 (or 11150 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 64525004 is about 8032.7457323135. The cubic root of 64525004 is about 401.0907811209.

The spelling of 64525004 in words is "sixty-four million, five hundred twenty-five thousand, four".