36650644 has 6 divisors (see below), whose sum is σ = 64138634. Its totient is φ = 18325320.

The previous prime is 36650629. The next prime is 36650671. The reversal of 36650644 is 44605663.

It can be written as a sum of positive squares in only one way, i.e., 26010000 + 10640644 = 5100^2 + 3262^2 .

It is a super-2 number, since 2×36650644² = 2686539411229472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4581327 + ... + 4581334.

Almost surely, 2^36650644 is an apocalyptic number.

It is an amenable number.

36650644 is a deficient number, since it is larger than the sum of its proper divisors (27487990).

36650644 is a wasteful number, since it uses less digits than its factorization.

36650644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9162665 (or 9162663 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 36650644 is about 6053.9775354720. The cubic root of 36650644 is about 332.1700996061.

The spelling of 36650644 in words is "thirty-six million, six hundred fifty thousand, six hundred forty-four".