83590994 has 12 divisors (see below), whose sum is σ = 132334254. Its totient is φ = 39595392.

The previous prime is 83590987. The next prime is 83591003. The reversal of 83590994 is 49909538.

It can be written as a sum of positive squares in only one way, i.e., 81450625 + 2140369 = 9025^2 + 1463^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57167 + ... + 58610.

Almost surely, 2^83590994 is an apocalyptic number.

83590994 is a deficient number, since it is larger than the sum of its proper divisors (48743260).

83590994 is a wasteful number, since it uses less digits than its factorization.

83590994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115817 (or 115798 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 83590994 is about 9142.8110556874. The cubic root of 83590994 is about 437.2399438441.

The spelling of 83590994 in words is "eighty-three million, five hundred ninety thousand, nine hundred ninety-four".