372889664 has 56 divisors (see below), whose sum is σ = 853976448. Its totient is φ = 158238720.

The previous prime is 372889613. The next prime is 372889691. The reversal of 372889664 is 466988273.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42104 + ... + 50184.

Almost surely, 2^372889664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 372889664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (426988224).

372889664 is an abundant number, since it is smaller than the sum of its proper divisors (481086784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

372889664 is a wasteful number, since it uses less digits than its factorization.

372889664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8203 (or 8193 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 53.

The square root of 372889664 is about 19310.3512137920. The cubic root of 372889664 is about 719.7695147026.

The spelling of 372889664 in words is "three hundred seventy-two million, eight hundred eighty-nine thousand, six hundred sixty-four".