36518972 has 12 divisors (see below), whose sum is σ = 73038000. Its totient is φ = 15650976.

The previous prime is 36518939. The next prime is 36518981. The reversal of 36518972 is 27981563.

36518972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

36518972 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652097 + ... + 652152.

It is an arithmetic number, because the mean of its divisors is an integer number (6086500).

Almost surely, 2^36518972 is an apocalyptic number.

It is an amenable number.

36518972 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

36518972 is a wasteful number, since it uses less digits than its factorization.

36518972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304260 (or 1304258 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 36518972 is about 6043.0929167108. The cubic root of 36518972 is about 331.7718348114.

The spelling of 36518972 in words is "thirty-six million, five hundred eighteen thousand, nine hundred seventy-two".