82274874 has 16 divisors (see below), whose sum is σ = 179508960. Its totient is φ = 24931760.

The previous prime is 82274839. The next prime is 82274897. The reversal of 82274874 is 47847228.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623229 + ... + 623360.

It is an arithmetic number, because the mean of its divisors is an integer number (11219310).

Almost surely, 2^82274874 is an apocalyptic number.

82274874 is an abundant number, since it is smaller than the sum of its proper divisors (97234086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82274874 is a wasteful number, since it uses less digits than its factorization.

82274874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246605.

The product of its digits is 200704, while the sum is 42.

The square root of 82274874 is about 9070.5498179548. The cubic root of 82274874 is about 434.9330482240.

The spelling of 82274874 in words is "eighty-two million, two hundred seventy-four thousand, eight hundred seventy-four".