883312638 has 64 divisors (see below), whose sum is σ = 1933968960. Its totient is φ = 268929024.

The previous prime is 883312627. The next prime is 883312669. The reversal of 883312638 is 836213388.

It is a self number, because there is not a number n which added to its sum of digits gives 883312638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1489270 + ... + 1489862.

It is an arithmetic number, because the mean of its divisors is an integer number (30218265).

Almost surely, 2^883312638 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 883312638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (966984480).

883312638 is an abundant number, since it is smaller than the sum of its proper divisors (1050656322).

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

883312638 is a wasteful number, since it uses less digits than its factorization.

883312638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750 (or 724 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 883312638 is about 29720.5760038395. The cubic root of 883312638 is about 959.4849081366.

The spelling of 883312638 in words is "eight hundred eighty-three million, three hundred twelve thousand, six hundred thirty-eight".