83133656 has 32 divisors (see below), whose sum is σ = 158760000. Its totient is φ = 40805376.

The previous prime is 83133623. The next prime is 83133679. The reversal of 83133656 is 65633138.

It is a super-2 number, since 2×83133656² = 13822409519852672, which contains 22 as substring.

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, 115265 + ... + 115983.

It is an arithmetic number, because the mean of its divisors is an integer number (4961250).

Almost surely, 2^83133656 is an apocalyptic number.

It is an amenable number.

83133656 is a deficient number, since it is larger than the sum of its proper divisors (75626344).

83133656 is a wasteful number, since it uses less digits than its factorization.

83133656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971 (or 967 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The square root of 83133656 is about 9117.7659544430. The cubic root of 83133656 is about 436.4410849169.

The spelling of 83133656 in words is "eighty-three million, one hundred thirty-three thousand, six hundred fifty-six".