222792992 has 12 divisors (see below), whose sum is σ = 438623766. Its totient is φ = 111396480.

The previous prime is 222792991. The next prime is 222793049. The reversal of 222792992 is 299297222.

222792992 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 175403536 + 47389456 = 13244^2 + 6884^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (222792991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3481109 + ... + 3481172.

Almost surely, 2^222792992 is an apocalyptic number.

It is an amenable number.

222792992 is a deficient number, since it is larger than the sum of its proper divisors (215830774).

222792992 is an equidigital number, since it uses as much as digits as its factorization.

222792992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6962291 (or 6962283 counting only the distinct ones).

The product of its digits is 163296, while the sum is 44.

The square root of 222792992 is about 14926.2517733020. The cubic root of 222792992 is about 606.2249996847.

The spelling of 222792992 in words is "two hundred twenty-two million, seven hundred ninety-two thousand, nine hundred ninety-two".