383622656 has 80 divisors (see below), whose sum is σ = 794600928. Its totient is φ = 184934400.

The previous prime is 383622653. The next prime is 383622671. The reversal of 383622656 is 656226383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383622653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2217386 + ... + 2217558.

Almost surely, 2^383622656 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 383622656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397300464).

383622656 is an abundant number, since it is smaller than the sum of its proper divisors (410978272).

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

383622656 is an equidigital number, since it uses as much as digits as its factorization.

383622656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 307 counting only the distinct ones).

The product of its digits is 311040, while the sum is 41.

The square root of 383622656 is about 19586.2874481102. The cubic root of 383622656 is about 726.6100759267.

The spelling of 383622656 in words is "three hundred eighty-three million, six hundred twenty-two thousand, six hundred fifty-six".