82425122 has 32 divisors (see below), whose sum is σ = 139732992. Its totient is φ = 36206784.

The previous prime is 82425113. The next prime is 82425127. The reversal of 82425122 is 22152428.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 82425091 and 82425100.

It is not an unprimeable number, because it can be changed into a prime (82425127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44303 + ... + 46125.

It is an arithmetic number, because the mean of its divisors is an integer number (4366656).

Almost surely, 2^82425122 is an apocalyptic number.

82425122 is a deficient number, since it is larger than the sum of its proper divisors (57307870).

82425122 is a wasteful number, since it uses less digits than its factorization.

82425122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922.

The product of its digits is 2560, while the sum is 26.

The square root of 82425122 is about 9078.8282283563. The cubic root of 82425122 is about 435.1976412847.

The spelling of 82425122 in words is "eighty-two million, four hundred twenty-five thousand, one hundred twenty-two".