83251216 has 10 divisors (see below), whose sum is σ = 161299262. Its totient is φ = 41625600.

The previous prime is 83251163. The next prime is 83251219. The reversal of 83251216 is 61215238.

It can be written as a sum of positive squares in only one way, i.e., 73616400 + 9634816 = 8580^2 + 3104^2 .

It is not an unprimeable number, because it can be changed into a prime (83251219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2601585 + ... + 2601616.

Almost surely, 2^83251216 is an apocalyptic number.

It is an amenable number.

83251216 is a deficient number, since it is larger than the sum of its proper divisors (78048046).

83251216 is a wasteful number, since it uses less digits than its factorization.

83251216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5203209 (or 5203203 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 83251216 is about 9124.2104315935. The cubic root of 83251216 is about 436.6467130197.

The spelling of 83251216 in words is "eighty-three million, two hundred fifty-one thousand, two hundred sixteen".