83564193 has 8 divisors (see below), whose sum is σ = 111741408. Its totient is φ = 55548224.

The previous prime is 83564183. The next prime is 83564207. The reversal of 83564193 is 39146538.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 83564193 - 2⁴ = 83564177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83564113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39096 + ... + 41177.

It is an arithmetic number, because the mean of its divisors is an integer number (13967676).

Almost surely, 2^83564193 is an apocalyptic number.

It is an amenable number.

83564193 is a deficient number, since it is larger than the sum of its proper divisors (28177215).

83564193 is a wasteful number, since it uses less digits than its factorization.

83564193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80623.

The product of its digits is 77760, while the sum is 39.

The square root of 83564193 is about 9141.3452511105. The cubic root of 83564193 is about 437.1932094621.

The spelling of 83564193 in words is "eighty-three million, five hundred sixty-four thousand, one hundred ninety-three".