64006004 has 24 divisors (see below), whose sum is σ = 115563168. Its totient is φ = 30996000.

The previous prime is 64005983. The next prime is 64006013. The reversal of 64006004 is 40060046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36287 + ... + 38009.

It is an arithmetic number, because the mean of its divisors is an integer number (4815132).

Almost surely, 2^64006004 is an apocalyptic number.

It is an amenable number.

64006004 is a deficient number, since it is larger than the sum of its proper divisors (51557164).

64006004 is a wasteful number, since it uses less digits than its factorization.

64006004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015 (or 2013 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 64006004 is about 8000.3752411996. The cubic root of 64006004 is about 400.0125079422.

The spelling of 64006004 in words is "sixty-four million, six thousand, four", and thus it is an eban number.