82746885 has 16 divisors (see below), whose sum is σ = 142579584. Its totient is φ = 40736832.

The previous prime is 82746877. The next prime is 82746899. The reversal of 82746885 is 58864728.

It is not a de Polignac number, because 82746885 - 2³ = 82746877 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211977 + ... + 212366.

It is an arithmetic number, because the mean of its divisors is an integer number (8911224).

Almost surely, 2^82746885 is an apocalyptic number.

It is an amenable number.

82746885 is a deficient number, since it is larger than the sum of its proper divisors (59832699).

82746885 is a wasteful number, since it uses less digits than its factorization.

82746885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424364.

The product of its digits is 860160, while the sum is 48.

The square root of 82746885 is about 9096.5314818342. The cubic root of 82746885 is about 435.7631997658.

The spelling of 82746885 in words is "eighty-two million, seven hundred forty-six thousand, eight hundred eighty-five".