332576640 has 384 divisors, whose sum is σ = 1303192800. Its totient is φ = 77414400.

The previous prime is 332576639. The next prime is 332576681. The reversal of 332576640 is 46675233.

332576640 is a `hidden beast` number, since 3 + 3 + 2 + 5 + 7 + 6 + 640 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a super-2 number, since 2×332576640² = 221214442947379200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 332576595 and 332576604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1837350 + ... + 1837530.

Almost surely, 2^332576640 is an apocalyptic number.

332576640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 332576640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (651596400).

332576640 is an abundant number, since it is smaller than the sum of its proper divisors (970616160).

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

332576640 is a wasteful number, since it uses less digits than its factorization.

332576640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 332576640 is about 18236.6839090883. The cubic root of 332576640 is about 692.8362149872.

The spelling of 332576640 in words is "three hundred thirty-two million, five hundred seventy-six thousand, six hundred forty".