82942875 has 24 divisors (see below), whose sum is σ = 149520384. Its totient is φ = 44235600.

The previous prime is 82942861. The next prime is 82942879. The reversal of 82942875 is 57824928.

It is not a de Polignac number, because 82942875 - 2¹⁰ = 82941851 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 82942875.

It is not an unprimeable number, because it can be changed into a prime (82942879) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35739 + ... + 37988.

It is an arithmetic number, because the mean of its divisors is an integer number (6230016).

Almost surely, 2^82942875 is an apocalyptic number.

82942875 is a deficient number, since it is larger than the sum of its proper divisors (66577509).

82942875 is a wasteful number, since it uses less digits than its factorization.

82942875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73748 (or 73735 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 82942875 is about 9107.2978978400. The cubic root of 82942875 is about 436.1069705688.

The spelling of 82942875 in words is "eighty-two million, nine hundred forty-two thousand, eight hundred seventy-five".