36915972 has 12 divisors (see below), whose sum is σ = 86137296. Its totient is φ = 12305320.

The previous prime is 36915971. The next prime is 36916001. The reversal of 36915972 is 27951963.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (36915971) 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, 1538154 + ... + 1538177.

It is an arithmetic number, because the mean of its divisors is an integer number (7178108).

Almost surely, 2^36915972 is an apocalyptic number.

It is an amenable number.

36915972 is an abundant number, since it is smaller than the sum of its proper divisors (49221324).

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

36915972 is a wasteful number, since it uses less digits than its factorization.

36915972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076338 (or 3076336 counting only the distinct ones).

The product of its digits is 102060, while the sum is 42.

The square root of 36915972 is about 6075.8515452568. The cubic root of 36915972 is about 332.9697417699.

The spelling of 36915972 in words is "thirty-six million, nine hundred fifteen thousand, nine hundred seventy-two".