36706637 has 4 divisors (see below), whose sum is σ = 40043616. Its totient is φ = 33369660.

The previous prime is 36706633. The next prime is 36706699. The reversal of 36706637 is 73660763.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36706637 - 2² = 36706633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36706637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36706633) 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, 1668473 + ... + 1668494.

It is an arithmetic number, because the mean of its divisors is an integer number (10010904).

Almost surely, 2^36706637 is an apocalyptic number.

It is an amenable number.

36706637 is a deficient number, since it is larger than the sum of its proper divisors (3336979).

36706637 is a wasteful number, since it uses less digits than its factorization.

36706637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336978.

The product of its (nonzero) digits is 95256, while the sum is 38.

The square root of 36706637 is about 6058.6002508830. The cubic root of 36706637 is about 332.3391710943.

The spelling of 36706637 in words is "thirty-six million, seven hundred six thousand, six hundred thirty-seven".