82423564 has 12 divisors (see below), whose sum is σ = 144478600. Its totient is φ = 41143968.

The previous prime is 82423553. The next prime is 82423591. The reversal of 82423564 is 46532428.

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, 14169 + ... + 19120.

Almost surely, 2^82423564 is an apocalyptic number.

It is an amenable number.

82423564 is a deficient number, since it is larger than the sum of its proper divisors (62055036).

82423564 is a wasteful number, since it uses less digits than its factorization.

82423564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33912 (or 33910 counting only the distinct ones).

The product of its digits is 46080, while the sum is 34.

The square root of 82423564 is about 9078.7424239263. The cubic root of 82423564 is about 435.1948992315.

The spelling of 82423564 in words is "eighty-two million, four hundred twenty-three thousand, five hundred sixty-four".