82282475 has 18 divisors (see below), whose sum is σ = 111509604. Its totient is φ = 59732400.

The previous prime is 82282471. The next prime is 82282489. The reversal of 82282475 is 57428228.

It is a happy number.

It is not a de Polignac number, because 82282475 - 2² = 82282471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82282471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 150152 + ... + 150698.

It is an arithmetic number, because the mean of its divisors is an integer number (6194978).

Almost surely, 2^82282475 is an apocalyptic number.

82282475 is a deficient number, since it is larger than the sum of its proper divisors (29227129).

82282475 is an equidigital number, since it uses as much as digits as its factorization.

82282475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115 (or 563 counting only the distinct ones).

The product of its digits is 71680, while the sum is 38.

The square root of 82282475 is about 9070.9688016220. The cubic root of 82282475 is about 434.9464416378.

The spelling of 82282475 in words is "eighty-two million, two hundred eighty-two thousand, four hundred seventy-five".