83398656 has 104 divisors (see below), whose sum is σ = 242977824. Its totient is φ = 25231360.

The previous prime is 83398603. The next prime is 83398669. The reversal of 83398656 is 65689338.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 134860 + ... + 135476.

Almost surely, 2^83398656 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 83398656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121488912).

83398656 is an abundant number, since it is smaller than the sum of its proper divisors (159579168).

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

83398656 is a wasteful number, since it uses less digits than its factorization.

83398656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655 (or 633 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 83398656 is about 9132.2864606844. The cubic root of 83398656 is about 436.9043317712.

The spelling of 83398656 in words is "eighty-three million, three hundred ninety-eight thousand, six hundred fifty-six".