222150522 has 16 divisors (see below), whose sum is σ = 484692192. Its totient is φ = 67318320.

The previous prime is 222150443. The next prime is 222150541. The reversal of 222150522 is 225051222.

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, 1682893 + ... + 1683024.

It is an arithmetic number, because the mean of its divisors is an integer number (30293262).

Almost surely, 2^222150522 is an apocalyptic number.

222150522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222150522 is an abundant number, since it is smaller than the sum of its proper divisors (262541670).

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

222150522 is a wasteful number, since it uses less digits than its factorization.

222150522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3365933.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 222150522 is about 14904.7147574182. The cubic root of 222150522 is about 605.6417132947.

The spelling of 222150522 in words is "two hundred twenty-two million, one hundred fifty thousand, five hundred twenty-two".