63467272 has 16 divisors (see below), whose sum is σ = 129819600. Its totient is φ = 28848720.

The previous prime is 63467233. The next prime is 63467309. The reversal of 63467272 is 27276436.

It is a happy 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, 360522 + ... + 360697.

It is an arithmetic number, because the mean of its divisors is an integer number (8113725).

Almost surely, 2^63467272 is an apocalyptic number.

It is an amenable number.

63467272 is an abundant number, since it is smaller than the sum of its proper divisors (66352328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63467272 is a wasteful number, since it uses less digits than its factorization.

63467272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721236 (or 721232 counting only the distinct ones).

The product of its digits is 84672, while the sum is 37.

The square root of 63467272 is about 7966.6349232283. The cubic root of 63467272 is about 398.8870562626.

The spelling of 63467272 in words is "sixty-three million, four hundred sixty-seven thousand, two hundred seventy-two".