222872522 has 8 divisors (see below), whose sum is σ = 336311136. Its totient is φ = 110768812.

The previous prime is 222872521. The next prime is 222872539. The reversal of 222872522 is 225278222.

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

It is a super-2 number, since 2×222872522² = 99344322125280968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222872521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333308 + ... + 333975.

It is an arithmetic number, because the mean of its divisors is an integer number (42038892).

Almost surely, 2^222872522 is an apocalyptic number.

222872522 is a deficient number, since it is larger than the sum of its proper divisors (113438614).

222872522 is a wasteful number, since it uses less digits than its factorization.

222872522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667452.

The product of its digits is 17920, while the sum is 32.

The square root of 222872522 is about 14928.9156337626. The cubic root of 222872522 is about 606.2971254401.

The spelling of 222872522 in words is "two hundred twenty-two million, eight hundred seventy-two thousand, five hundred twenty-two".