82470222 has 24 divisors (see below), whose sum is σ = 188090760. Its totient is φ = 26043120.

The previous prime is 82470197. The next prime is 82470239. The reversal of 82470222 is 22207428.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120229 + ... + 120912.

It is an arithmetic number, because the mean of its divisors is an integer number (7837115).

Almost surely, 2^82470222 is an apocalyptic number.

82470222 is an abundant number, since it is smaller than the sum of its proper divisors (105620538).

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

82470222 is a wasteful number, since it uses less digits than its factorization.

82470222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241168 (or 241165 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 82470222 is about 9081.3116893982. The cubic root of 82470222 is about 435.2770015348.

The spelling of 82470222 in words is "eighty-two million, four hundred seventy thousand, two hundred twenty-two".