222015422 has 8 divisors (see below), whose sum is σ = 333413400. Its totient is φ = 110877624.

The previous prime is 222015413. The next prime is 222015433. The reversal of 222015422 is 224510222.

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

It is a junction number, because it is equal to n+sod(n) for n = 222015394 and 222015403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62897 + ... + 66332.

It is an arithmetic number, because the mean of its divisors is an integer number (41676675).

Almost surely, 2^222015422 is an apocalyptic number.

222015422 is a deficient number, since it is larger than the sum of its proper divisors (111397978).

222015422 is a wasteful number, since it uses less digits than its factorization.

222015422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130090.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 222015422 is about 14900.1819451979. The cubic root of 222015422 is about 605.5189154923.

Adding to 222015422 its reverse (224510222), we get a palindrome (446525644).

The spelling of 222015422 in words is "two hundred twenty-two million, fifteen thousand, four hundred twenty-two".