82645922 has 8 divisors (see below), whose sum is σ = 125462736. Its totient is φ = 40825012.

The previous prime is 82645919. The next prime is 82645939. The reversal of 82645922 is 22954628.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 248768 + ... + 249099.

It is an arithmetic number, because the mean of its divisors is an integer number (15682842).

Almost surely, 2^82645922 is an apocalyptic number.

82645922 is a deficient number, since it is larger than the sum of its proper divisors (42816814).

82645922 is a wasteful number, since it uses less digits than its factorization.

82645922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497952.

The product of its digits is 69120, while the sum is 38.

The square root of 82645922 is about 9090.9802551760. The cubic root of 82645922 is about 435.5858965523.

The spelling of 82645922 in words is "eighty-two million, six hundred forty-five thousand, nine hundred twenty-two".