36297972 has 36 divisors (see below), whose sum is σ = 92921920. Its totient is φ = 11945232.

The previous prime is 36297971. The next prime is 36297983. The reversal of 36297972 is 27979263.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36297971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3538 + ... + 9225.

Almost surely, 2^36297972 is an apocalyptic number.

It is an amenable number.

36297972 is an abundant number, since it is smaller than the sum of its proper divisors (56623948).

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

36297972 is a wasteful number, since it uses less digits than its factorization.

36297972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12852 (or 12847 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 36297972 is about 6024.7798300021. The cubic root of 36297972 is about 331.1012246580.

The spelling of 36297972 in words is "thirty-six million, two hundred ninety-seven thousand, nine hundred seventy-two".