36990815 has 16 divisors (see below), whose sum is σ = 47869920. Its totient is φ = 27348480.

The previous prime is 36990799. The next prime is 36990829. The reversal of 36990815 is 51809963.

It is not a de Polignac number, because 36990815 - 2⁴ = 36990799 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

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, 854 + ... + 8643.

It is an arithmetic number, because the mean of its divisors is an integer number (2991870).

Almost surely, 2^36990815 is an apocalyptic number.

36990815 is a deficient number, since it is larger than the sum of its proper divisors (10879105).

36990815 is a wasteful number, since it uses less digits than its factorization.

36990815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9562.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 36990815 is about 6082.0074810871. The cubic root of 36990815 is about 333.1946094973.

The spelling of 36990815 in words is "thirty-six million, nine hundred ninety thousand, eight hundred fifteen".