36731690 has 32 divisors (see below), whose sum is σ = 71383680. Its totient is φ = 13566784.

The previous prime is 36731677. The next prime is 36731701. The reversal of 36731690 is 9613763.

It is a super-2 number, since 2×36731690² = 2698434100512200, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 36731690.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3917 + ... + 9423.

It is an arithmetic number, because the mean of its divisors is an integer number (2230740).

Almost surely, 2^36731690 is an apocalyptic number.

36731690 is a deficient number, since it is larger than the sum of its proper divisors (34651990).

36731690 is a wasteful number, since it uses less digits than its factorization.

36731690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 36731690 is about 6060.6674549921. The cubic root of 36731690 is about 332.4147632343.

The spelling of 36731690 in words is "thirty-six million, seven hundred thirty-one thousand, six hundred ninety".