36990418 has 4 divisors (see below), whose sum is σ = 55485630. Its totient is φ = 18495208.

The previous prime is 36990403. The next prime is 36990439. The reversal of 36990418 is 81409963.

36990418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35605089 + 1385329 = 5967^2 + 1177^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 as a sum of consecutive naturals, namely, 9247603 + ... + 9247606.

Almost surely, 2^36990418 is an apocalyptic number.

36990418 is a deficient number, since it is larger than the sum of its proper divisors (18495212).

36990418 is a wasteful number, since it uses less digits than its factorization.

36990418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18495211.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 36990418 is about 6081.9748437494. The cubic root of 36990418 is about 333.1934175011.

The spelling of 36990418 in words is "thirty-six million, nine hundred ninety thousand, four hundred eighteen".