83257012 has 12 divisors (see below), whose sum is σ = 153368320. Its totient is φ = 39437496.

The previous prime is 83257001. The next prime is 83257037. The reversal of 83257012 is 21075238.

It is a congruent number.

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, 547668 + ... + 547819.

Almost surely, 2^83257012 is an apocalyptic number.

It is an amenable number.

83257012 is a deficient number, since it is larger than the sum of its proper divisors (70111308).

83257012 is a wasteful number, since it uses less digits than its factorization.

83257012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095510 (or 1095508 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 83257012 is about 9124.5280425894. The cubic root of 83257012 is about 436.6568459873.

The spelling of 83257012 in words is "eighty-three million, two hundred fifty-seven thousand, twelve".