371899664 has 20 divisors (see below), whose sum is σ = 723709260. Its totient is φ = 185136000.

The previous prime is 371899663. The next prime is 371899669. The reversal of 371899664 is 466998173.

It can be written as a sum of positive squares in 2 ways, for example, as 291043600 + 80856064 = 17060^2 + 8992^2 .

It is not an unprimeable number, because it can be changed into a prime (371899663) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 47087 + ... + 54414.

It is an arithmetic number, because the mean of its divisors is an integer number (36185463).

Almost surely, 2^371899664 is an apocalyptic number.

It is an amenable number.

371899664 is a deficient number, since it is larger than the sum of its proper divisors (351809596).

371899664 is a wasteful number, since it uses less digits than its factorization.

371899664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101738 (or 101732 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 53.

The square root of 371899664 is about 19284.7002569394. The cubic root of 371899664 is about 719.1319683252.

The spelling of 371899664 in words is "three hundred seventy-one million, eight hundred ninety-nine thousand, six hundred sixty-four".