82272475 has 12 divisors (see below), whose sum is σ = 102924216. Its totient is φ = 65233280.

The previous prime is 82272461. The next prime is 82272521. The reversal of 82272475 is 57427228.

It is not a de Polignac number, because 82272475 - 2⁹ = 82271963 is a prime.

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, 11737 + ... + 17386.

It is an arithmetic number, because the mean of its divisors is an integer number (8577018).

Almost surely, 2^82272475 is an apocalyptic number.

82272475 is a deficient number, since it is larger than the sum of its proper divisors (20651741).

82272475 is a wasteful number, since it uses less digits than its factorization.

82272475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29246 (or 29241 counting only the distinct ones).

The product of its digits is 62720, while the sum is 37.

The square root of 82272475 is about 9070.4175758341. The cubic root of 82272475 is about 434.9288208722.

The spelling of 82272475 in words is "eighty-two million, two hundred seventy-two thousand, four hundred seventy-five".