63239572 has 12 divisors (see below), whose sum is σ = 120730176. Its totient is φ = 28745240.

The previous prime is 63239557. The next prime is 63239587. The reversal of 63239572 is 27593236.

It is an interprime number because it is at equal distance from previous prime (63239557) and next prime (63239587).

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, 718588 + ... + 718675.

It is an arithmetic number, because the mean of its divisors is an integer number (10060848).

Almost surely, 2^63239572 is an apocalyptic number.

It is an amenable number.

63239572 is a deficient number, since it is larger than the sum of its proper divisors (57490604).

63239572 is a wasteful number, since it uses less digits than its factorization.

63239572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437278 (or 1437276 counting only the distinct ones).

The product of its digits is 68040, while the sum is 37.

The square root of 63239572 is about 7952.3312305261. The cubic root of 63239572 is about 398.4094588299.

It can be divided in two parts, 632 and 39572, that added together give a palindrome (40204).

The spelling of 63239572 in words is "sixty-three million, two hundred thirty-nine thousand, five hundred seventy-two".