64238332 has 12 divisors (see below), whose sum is σ = 114538536. Its totient is φ = 31513040.

The previous prime is 64238329. The next prime is 64238357. The reversal of 64238332 is 23383246.

It is a junction number, because it is equal to n+sod(n) for n = 64238294 and 64238303.

It is a congruent 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, 151294 + ... + 151717.

It is an arithmetic number, because the mean of its divisors is an integer number (9544878).

Almost surely, 2^64238332 is an apocalyptic number.

It is an amenable number.

64238332 is a deficient number, since it is larger than the sum of its proper divisors (50300204).

64238332 is a wasteful number, since it uses less digits than its factorization.

64238332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303068 (or 303066 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 64238332 is about 8014.8819080508. The cubic root of 64238332 is about 400.4959099293.

The spelling of 64238332 in words is "sixty-four million, two hundred thirty-eight thousand, three hundred thirty-two".