36615872 has 28 divisors (see below), whose sum is σ = 73898760. Its totient is φ = 17995776.

The previous prime is 36615871. The next prime is 36615877. The reversal of 36615872 is 27851663.

It is not an unprimeable number, because it can be changed into a prime (36615871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1073 + ... + 8624.

Almost surely, 2^36615872 is an apocalyptic number.

36615872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

36615872 is an abundant number, since it is smaller than the sum of its proper divisors (37282888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36615872 is an equidigital number, since it uses as much as digits as its factorization.

36615872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9768 (or 9758 counting only the distinct ones).

The product of its digits is 60480, while the sum is 38.

The square root of 36615872 is about 6051.1050230516. The cubic root of 36615872 is about 332.0650184752.

The spelling of 36615872 in words is "thirty-six million, six hundred fifteen thousand, eight hundred seventy-two".