82869275 has 12 divisors (see below), whose sum is σ = 103998552. Its totient is φ = 65495040.

The previous prime is 82869239. The next prime is 82869287. The reversal of 82869275 is 57296828.

It is not a de Polignac number, because 82869275 - 2²² = 78674971 is a prime.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17894 + ... + 22043.

It is an arithmetic number, because the mean of its divisors is an integer number (8666546).

Almost surely, 2^82869275 is an apocalyptic number.

82869275 is a deficient number, since it is larger than the sum of its proper divisors (21129277).

82869275 is a wasteful number, since it uses less digits than its factorization.

82869275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40030 (or 40025 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 82869275 is about 9103.2562855277. The cubic root of 82869275 is about 435.9779381003.

The spelling of 82869275 in words is "eighty-two million, eight hundred sixty-nine thousand, two hundred seventy-five".