72536245 has 8 divisors (see below), whose sum is σ = 87137280. Its totient is φ = 57966480.

The previous prime is 72536213. The next prime is 72536251. The reversal of 72536245 is 54263527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72536245 - 2⁵ = 72536213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72536245.

It is a congruent number.

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, 2365 + ... + 12274.

It is an arithmetic number, because the mean of its divisors is an integer number (10892160).

Almost surely, 2^72536245 is an apocalyptic number.

It is an amenable number.

72536245 is a deficient number, since it is larger than the sum of its proper divisors (14601035).

72536245 is a wasteful number, since it uses less digits than its factorization.

72536245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15635.

The product of its digits is 50400, while the sum is 34.

The square root of 72536245 is about 8516.8212967045. The cubic root of 72536245 is about 417.0470208658.

It can be divided in two parts, 725 and 36245, that multiplied together give a triangular number (26277625 = T₇₂₄₉).

The spelling of 72536245 in words is "seventy-two million, five hundred thirty-six thousand, two hundred forty-five".