63432328 has 32 divisors (see below), whose sum is σ = 123183360. Its totient is φ = 30602880.

The previous prime is 63432307. The next prime is 63432349. The reversal of 63432328 is 82323436.

It is an interprime number because it is at equal distance from previous prime (63432307) and next prime (63432349).

It is a self number, because there is not a number n which added to its sum of digits gives 63432328.

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, 26293 + ... + 28603.

It is an arithmetic number, because the mean of its divisors is an integer number (3849480).

Almost surely, 2^63432328 is an apocalyptic number.

It is an amenable number.

63432328 is a deficient number, since it is larger than the sum of its proper divisors (59751032).

63432328 is a wasteful number, since it uses less digits than its factorization.

63432328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2437 (or 2433 counting only the distinct ones).

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

The square root of 63432328 is about 7964.4414744538. The cubic root of 63432328 is about 398.8138360144.

The spelling of 63432328 in words is "sixty-three million, four hundred thirty-two thousand, three hundred twenty-eight".