222949626 has 32 divisors (see below), whose sum is σ = 466034688. Its totient is φ = 70971120.

The previous prime is 222949619. The next prime is 222949627. The reversal of 222949626 is 626949222.

It is not an unprimeable number, because it can be changed into a prime (222949627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141495 + ... + 143061.

It is an arithmetic number, because the mean of its divisors is an integer number (14563584).

Almost surely, 2^222949626 is an apocalyptic number.

222949626 is an abundant number, since it is smaller than the sum of its proper divisors (243085062).

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

222949626 is a wasteful number, since it uses less digits than its factorization.

222949626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2626.

The product of its digits is 186624, while the sum is 42.

The square root of 222949626 is about 14931.4977815355. The cubic root of 222949626 is about 606.3670346768.

The spelling of 222949626 in words is "two hundred twenty-two million, nine hundred forty-nine thousand, six hundred twenty-six".