82422878 has 16 divisors (see below), whose sum is σ = 125311536. Its totient is φ = 40656000.

The previous prime is 82422871. The next prime is 82422883. The reversal of 82422878 is 87822428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82422871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56000 + ... + 57452.

It is an arithmetic number, because the mean of its divisors is an integer number (7831971).

Almost surely, 2^82422878 is an apocalyptic number.

82422878 is a deficient number, since it is larger than the sum of its proper divisors (42888658).

82422878 is a wasteful number, since it uses less digits than its factorization.

82422878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819.

The product of its digits is 114688, while the sum is 41.

The square root of 82422878 is about 9078.7046432847. The cubic root of 82422878 is about 435.1936918724.

The spelling of 82422878 in words is "eighty-two million, four hundred twenty-two thousand, eight hundred seventy-eight".