222463172 has 12 divisors (see below), whose sum is σ = 409800720. Its totient is φ = 105377256.

The previous prime is 222463159. The next prime is 222463177. The reversal of 222463172 is 271364222.

It is not an unprimeable number, because it can be changed into a prime (222463177) 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, 1463498 + ... + 1463649.

It is an arithmetic number, because the mean of its divisors is an integer number (34150060).

Almost surely, 2^222463172 is an apocalyptic number.

It is an amenable number.

222463172 is a deficient number, since it is larger than the sum of its proper divisors (187337548).

222463172 is a wasteful number, since it uses less digits than its factorization.

222463172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927170 (or 2927168 counting only the distinct ones).

The product of its digits is 8064, while the sum is 29.

The square root of 222463172 is about 14915.1993617249. The cubic root of 222463172 is about 605.9257026044.

The spelling of 222463172 in words is "two hundred twenty-two million, four hundred sixty-three thousand, one hundred seventy-two".