37650664 has 16 divisors (see below), whose sum is σ = 71753220. Its totient is φ = 18516480.

The previous prime is 37650659. The next prime is 37650667. The reversal of 37650664 is 46605673.

It can be written as a sum of positive squares in 2 ways, for example, as 36505764 + 1144900 = 6042^2 + 1070^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37650667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38089 + ... + 39064.

Almost surely, 2^37650664 is an apocalyptic number.

It is an amenable number.

37650664 is a deficient number, since it is larger than the sum of its proper divisors (34102556).

37650664 is a wasteful number, since it uses less digits than its factorization.

37650664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77220 (or 77216 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 37650664 is about 6136.0136896849. The cubic root of 37650664 is about 335.1641402505.

It can be divided in two parts, 376 and 50664, that added together give a triangular number (51040 = T₃₁₉).

The spelling of 37650664 in words is "thirty-seven million, six hundred fifty thousand, six hundred sixty-four".