83570996 has 6 divisors (see below), whose sum is σ = 146249250. Its totient is φ = 41785496.

The previous prime is 83570951. The next prime is 83570999. The reversal of 83570996 is 69907538.

It can be written as a sum of positive squares in only one way, i.e., 43375396 + 40195600 = 6586^2 + 6340^2 .

It is a super-2 number, since 2×83570996² = 13968222744864032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 83570996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83570999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10446371 + ... + 10446378.

It is an arithmetic number, because the mean of its divisors is an integer number (24374875).

Almost surely, 2^83570996 is an apocalyptic number.

It is an amenable number.

83570996 is a deficient number, since it is larger than the sum of its proper divisors (62678254).

83570996 is a wasteful number, since it uses less digits than its factorization.

83570996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20892753 (or 20892751 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 83570996 is about 9141.7173441318. The cubic root of 83570996 is about 437.2050731746.

The spelling of 83570996 in words is "eighty-three million, five hundred seventy thousand, nine hundred ninety-six".