82634971 has 8 divisors (see below), whose sum is σ = 87784400. Its totient is φ = 77565600.

The previous prime is 82634947. The next prime is 82634989. The reversal of 82634971 is 17943628.

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

It is not a de Polignac number, because 82634971 - 2⁵ = 82634939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82634171) 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, 17880 + ... + 22021.

It is an arithmetic number, because the mean of its divisors is an integer number (10973050).

Almost surely, 2^82634971 is an apocalyptic number.

82634971 is a deficient number, since it is larger than the sum of its proper divisors (5149429).

82634971 is a wasteful number, since it uses less digits than its factorization.

82634971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40029.

The product of its digits is 72576, while the sum is 40.

The square root of 82634971 is about 9090.3779349376. The cubic root of 82634971 is about 435.5666565957.

The spelling of 82634971 in words is "eighty-two million, six hundred thirty-four thousand, nine hundred seventy-one".