83513856 has 40 divisors (see below), whose sum is σ = 222490224. Its totient is φ = 27837440.

The previous prime is 83513831. The next prime is 83513863. The reversal of 83513856 is 65831538.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25650 + ... + 28721.

Almost surely, 2^83513856 is an apocalyptic number.

It is an amenable number.

83513856 is an abundant number, since it is smaller than the sum of its proper divisors (138976368).

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

83513856 is an equidigital number, since it uses as much as digits as its factorization.

83513856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54392 (or 54376 counting only the distinct ones).

The product of its digits is 86400, while the sum is 39.

The square root of 83513856 is about 9138.5915763864. The cubic root of 83513856 is about 437.1054070430.

The spelling of 83513856 in words is "eighty-three million, five hundred thirteen thousand, eight hundred fifty-six".