222994732 has 12 divisors (see below), whose sum is σ = 399316456. Its totient is φ = 108904320.

The previous prime is 222994727. The next prime is 222994753. The reversal of 222994732 is 237499222.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 648069 + ... + 648412.

Almost surely, 2^222994732 is an apocalyptic number.

It is an amenable number.

222994732 is a deficient number, since it is larger than the sum of its proper divisors (176321724).

222994732 is a wasteful number, since it uses less digits than its factorization.

222994732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296528 (or 1296526 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 222994732 is about 14933.0081363401. The cubic root of 222994732 is about 606.4079242530.

The spelling of 222994732 in words is "two hundred twenty-two million, nine hundred ninety-four thousand, seven hundred thirty-two".