83398356 has 24 divisors (see below), whose sum is σ = 216218240. Its totient is φ = 27799416.

The previous prime is 83398349. The next prime is 83398409. The reversal of 83398356 is 65389338.

It is a congruent number.

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, 385996 + ... + 386211.

Almost surely, 2^83398356 is an apocalyptic number.

It is an amenable number.

83398356 is an abundant number, since it is smaller than the sum of its proper divisors (132819884).

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

83398356 is a wasteful number, since it uses less digits than its factorization.

83398356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772220 (or 772212 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 83398356 is about 9132.2700354293. The cubic root of 83398356 is about 436.9038078961.

The spelling of 83398356 in words is "eighty-three million, three hundred ninety-eight thousand, three hundred fifty-six".