82437222 has 32 divisors (see below), whose sum is σ = 188928000. Its totient is φ = 23491008.

The previous prime is 82437203. The next prime is 82437239. The reversal of 82437222 is 22273428.

It is a self number, because there is not a number n which added to its sum of digits gives 82437222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14779 + ... + 19577.

It is an arithmetic number, because the mean of its divisors is an integer number (5904000).

Almost surely, 2^82437222 is an apocalyptic number.

82437222 is an abundant number, since it is smaller than the sum of its proper divisors (106490778).

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

82437222 is a wasteful number, since it uses less digits than its factorization.

82437222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5220.

The product of its digits is 10752, while the sum is 30.

The square root of 82437222 is about 9079.4945894582. The cubic root of 82437222 is about 435.2189359000.

The spelling of 82437222 in words is "eighty-two million, four hundred thirty-seven thousand, two hundred twenty-two".