64764146 has 8 divisors (see below), whose sum is σ = 100280064. Its totient is φ = 31337460.

The previous prime is 64764137. The next prime is 64764157. The reversal of 64764146 is 64146746.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522230 + ... + 522353.

It is an arithmetic number, because the mean of its divisors is an integer number (12535008).

Almost surely, 2^64764146 is an apocalyptic number.

64764146 is a deficient number, since it is larger than the sum of its proper divisors (35515918).

64764146 is a wasteful number, since it uses less digits than its factorization.

64764146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044616.

The product of its digits is 96768, while the sum is 38.

The square root of 64764146 is about 8047.6174113833. The cubic root of 64764146 is about 401.5856766014.

The spelling of 64764146 in words is "sixty-four million, seven hundred sixty-four thousand, one hundred forty-six".