64338464 has 24 divisors (see below), whose sum is σ = 126862848. Its totient is φ = 32119360.

The previous prime is 64338457. The next prime is 64338467. The reversal of 64338464 is 46483346.

64338464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (64338467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28049 + ... + 30255.

It is an arithmetic number, because the mean of its divisors is an integer number (5285952).

Almost surely, 2^64338464 is an apocalyptic number.

It is an amenable number.

64338464 is a deficient number, since it is larger than the sum of its proper divisors (62524384).

64338464 is a wasteful number, since it uses less digits than its factorization.

64338464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3128 (or 3120 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 64338464 is about 8021.1261054792. The cubic root of 64338464 is about 400.7038939401.

The spelling of 64338464 in words is "sixty-four million, three hundred thirty-eight thousand, four hundred sixty-four".