64424004 has 24 divisors (see below), whose sum is σ = 150763200. Its totient is φ = 21411744.

The previous prime is 64423987. The next prime is 64424011. The reversal of 64424004 is 40042446.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3504 + ... + 11879.

It is an arithmetic number, because the mean of its divisors is an integer number (6281800).

Almost surely, 2^64424004 is an apocalyptic number.

It is an amenable number.

64424004 is an abundant number, since it is smaller than the sum of its proper divisors (86339196).

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

64424004 is a wasteful number, since it uses less digits than its factorization.

64424004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15739 (or 15737 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 64424004 is about 8026.4565033394. The cubic root of 64424004 is about 400.8813980837.

The spelling of 64424004 in words is "sixty-four million, four hundred twenty-four thousand, four".