63172268 has 24 divisors (see below), whose sum is σ = 112252224. Its totient is φ = 31104000.

The previous prime is 63172253. The next prime is 63172279. The reversal of 63172268 is 86227136.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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, 109196 + ... + 109772.

It is an arithmetic number, because the mean of its divisors is an integer number (4677176).

Almost surely, 2^63172268 is an apocalyptic number.

It is an amenable number.

63172268 is a deficient number, since it is larger than the sum of its proper divisors (49079956).

63172268 is a wasteful number, since it uses less digits than its factorization.

63172268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953 (or 951 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 63172268 is about 7948.0983889230. The cubic root of 63172268 is about 398.2680702043.

The spelling of 63172268 in words is "sixty-three million, one hundred seventy-two thousand, two hundred sixty-eight".