36645992 has 32 divisors (see below), whose sum is σ = 72057600. Its totient is φ = 17438784.

The previous prime is 36645941. The next prime is 36645997. The reversal of 36645992 is 29954663.

It is a Smith number, since the sum of its digits (44) 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 (36645997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50609 + ... + 51327.

It is an arithmetic number, because the mean of its divisors is an integer number (2251800).

Almost surely, 2^36645992 is an apocalyptic number.

It is an amenable number.

36645992 is a deficient number, since it is larger than the sum of its proper divisors (35411608).

36645992 is a wasteful number, since it uses less digits than its factorization.

36645992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025 (or 1021 counting only the distinct ones).

The product of its digits is 349920, while the sum is 44.

The square root of 36645992 is about 6053.5933130662. The cubic root of 36645992 is about 332.1560450946.

The spelling of 36645992 in words is "thirty-six million, six hundred forty-five thousand, nine hundred ninety-two".