64331468 has 24 divisors (see below), whose sum is σ = 119552832. Its totient is φ = 30184704.

The previous prime is 64331413. The next prime is 64331489. The reversal of 64331468 is 86413346.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25805 + ... + 28187.

It is an arithmetic number, because the mean of its divisors is an integer number (4981368).

Almost surely, 2^64331468 is an apocalyptic number.

64331468 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

64331468 is a deficient number, since it is larger than the sum of its proper divisors (55221364).

64331468 is a wasteful number, since it uses less digits than its factorization.

64331468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801 (or 2799 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 64331468 is about 8020.6899952560. The cubic root of 64331468 is about 400.6893695748.

The spelling of 64331468 in words is "sixty-four million, three hundred thirty-one thousand, four hundred sixty-eight".