83956672 has 28 divisors (see below), whose sum is σ = 167472360. Its totient is φ = 41758976.

The previous prime is 83956651. The next prime is 83956673. The reversal of 83956672 is 27665938.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83956673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9279 + ... + 15937.

Almost surely, 2^83956672 is an apocalyptic number.

It is an amenable number.

83956672 is a deficient number, since it is larger than the sum of its proper divisors (83515688).

83956672 is a wasteful number, since it uses less digits than its factorization.

83956672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6868 (or 6858 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 83956672 is about 9162.7873488366. The cubic root of 83956672 is about 437.8766011155.

The spelling of 83956672 in words is "eighty-three million, nine hundred fifty-six thousand, six hundred seventy-two".