36637872 has 40 divisors (see below), whose sum is σ = 94916544. Its totient is φ = 12177984.

The previous prime is 36637841. The next prime is 36637883. The reversal of 36637872 is 27873663.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20403 + ... + 22125.

Almost surely, 2^36637872 is an apocalyptic number.

It is an amenable number.

36637872 is an abundant number, since it is smaller than the sum of its proper divisors (58278672).

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

36637872 is a wasteful number, since it uses less digits than its factorization.

36637872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177 (or 2171 counting only the distinct ones).

The product of its digits is 254016, while the sum is 42.

The square root of 36637872 is about 6052.9225998686. The cubic root of 36637872 is about 332.1315102940.

It can be divided in two parts, 366378 and 72, that multiplied together give a triangular number (26379216 = T₇₂₆₃).

The spelling of 36637872 in words is "thirty-six million, six hundred thirty-seven thousand, eight hundred seventy-two".