64318264 has 8 divisors (see below), whose sum is σ = 120596760. Its totient is φ = 32159128.

The previous prime is 64318237. The next prime is 64318283. The reversal of 64318264 is 46281346.

It is a tau number, because it is divible by the number of its divisors (8).

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, 4019884 + ... + 4019899.

It is an arithmetic number, because the mean of its divisors is an integer number (15074595).

Almost surely, 2^64318264 is an apocalyptic number.

It is an amenable number.

64318264 is a deficient number, since it is larger than the sum of its proper divisors (56278496).

64318264 is a wasteful number, since it uses less digits than its factorization.

64318264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8039789 (or 8039785 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 64318264 is about 8019.8668318121. The cubic root of 64318264 is about 400.6619539382.

The spelling of 64318264 in words is "sixty-four million, three hundred eighteen thousand, two hundred sixty-four".