64937164 has 12 divisors (see below), whose sum is σ = 113712984. Its totient is φ = 32447744.

The previous prime is 64937143. The next prime is 64937167. The reversal of 64937164 is 46173946.

It is not an unprimeable number, because it can be changed into a prime (64937167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3372 + ... + 11884.

It is an arithmetic number, because the mean of its divisors is an integer number (9476082).

Almost surely, 2^64937164 is an apocalyptic number.

It is an amenable number.

64937164 is a deficient number, since it is larger than the sum of its proper divisors (48775820).

64937164 is a wasteful number, since it uses less digits than its factorization.

64937164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10424 (or 10422 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 64937164 is about 8058.3598827553. The cubic root of 64937164 is about 401.9429718696.

The spelling of 64937164 in words is "sixty-four million, nine hundred thirty-seven thousand, one hundred sixty-four".