222390572 has 12 divisors (see below), whose sum is σ = 399702240. Its totient is φ = 108189936.

The previous prime is 222390563. The next prime is 222390577. The reversal of 222390572 is 275093222.

It is not an unprimeable number, because it can be changed into a prime (222390577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 751172 + ... + 751467.

It is an arithmetic number, because the mean of its divisors is an integer number (33308520).

Almost surely, 2^222390572 is an apocalyptic number.

It is an amenable number.

222390572 is a deficient number, since it is larger than the sum of its proper divisors (177311668).

222390572 is a wasteful number, since it uses less digits than its factorization.

222390572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502680 (or 1502678 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 222390572 is about 14912.7654041764. The cubic root of 222390572 is about 605.8597815925.

The spelling of 222390572 in words is "two hundred twenty-two million, three hundred ninety thousand, five hundred seventy-two".