83151612 has 36 divisors (see below), whose sum is σ = 210515760. Its totient is φ = 27674112.

The previous prime is 83151587. The next prime is 83151661. The reversal of 83151612 is 21615138.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28828 + ... + 31580.

It is an arithmetic number, because the mean of its divisors is an integer number (5847660).

Almost surely, 2^83151612 is an apocalyptic number.

It is an amenable number.

83151612 is an abundant number, since it is smaller than the sum of its proper divisors (127364148).

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

83151612 is a wasteful number, since it uses less digits than its factorization.

83151612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3602 (or 3597 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 83151612 is about 9118.7505723098. The cubic root of 83151612 is about 436.4725048910.

The spelling of 83151612 in words is "eighty-three million, one hundred fifty-one thousand, six hundred twelve".