64002044 has 6 divisors (see below), whose sum is σ = 112003584. Its totient is φ = 32001020.

The previous prime is 64001941. The next prime is 64002061. The reversal of 64002044 is 44020046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8000252 + ... + 8000259.

It is an arithmetic number, because the mean of its divisors is an integer number (18667264).

Almost surely, 2^64002044 is an apocalyptic number.

It is an amenable number.

64002044 is a deficient number, since it is larger than the sum of its proper divisors (48001540).

64002044 is a wasteful number, since it uses less digits than its factorization.

64002044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16000515 (or 16000513 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 64002044 is about 8000.1277489800. The cubic root of 64002044 is about 400.0042582880.

The spelling of 64002044 in words is "sixty-four million, two thousand, forty-four", and thus it is an eban number.