72015182 has 4 divisors (see below), whose sum is σ = 108022776. Its totient is φ = 36007590.

The previous prime is 72015169. The next prime is 72015191. The reversal of 72015182 is 28151027.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18003794 + ... + 18003797.

It is an arithmetic number, because the mean of its divisors is an integer number (27005694).

Almost surely, 2^72015182 is an apocalyptic number.

72015182 is a deficient number, since it is larger than the sum of its proper divisors (36007594).

72015182 is a wasteful number, since it uses less digits than its factorization.

72015182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36007593.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 72015182 is about 8486.1759350134. The cubic root of 72015182 is about 416.0460031411.

The spelling of 72015182 in words is "seventy-two million, fifteen thousand, one hundred eighty-two".