72632375 has 16 divisors (see below), whose sum is σ = 92760096. Its totient is φ = 56750400.

The previous prime is 72632353. The next prime is 72632401. The reversal of 72632375 is 57323627.

It is a de Polignac number, because none of the positive numbers 2^k-72632375 is a prime.

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 a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1382 + ... + 12131.

It is an arithmetic number, because the mean of its divisors is an integer number (5797506).

Almost surely, 2^72632375 is an apocalyptic number.

72632375 is a deficient number, since it is larger than the sum of its proper divisors (20127721).

72632375 is a wasteful number, since it uses less digits than its factorization.

72632375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13571 (or 13561 counting only the distinct ones).

The product of its digits is 52920, while the sum is 35.

The square root of 72632375 is about 8522.4629655986. The cubic root of 72632375 is about 417.2311726316.

The spelling of 72632375 in words is "seventy-two million, six hundred thirty-two thousand, three hundred seventy-five".