64764046 has 16 divisors (see below), whose sum is σ = 102508560. Its totient is φ = 30602880.

The previous prime is 64764043. The next prime is 64764137. The reversal of 64764046 is 64046746.

It is a junction number, because it is equal to n+sod(n) for n = 64763996 and 64764014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64764041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15670 + ... + 19366.

It is an arithmetic number, because the mean of its divisors is an integer number (6406785).

Almost surely, 2^64764046 is an apocalyptic number.

64764046 is a deficient number, since it is larger than the sum of its proper divisors (37744514).

64764046 is a wasteful number, since it uses less digits than its factorization.

64764046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4179.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 64764046 is about 8047.6111983619. The cubic root of 64764046 is about 401.5854699100.

The spelling of 64764046 in words is "sixty-four million, seven hundred sixty-four thousand, forty-six".