222493476 has 12 divisors (see below), whose sum is σ = 519151472. Its totient is φ = 74164488.

The previous prime is 222493471. The next prime is 222493487. The reversal of 222493476 is 674394222.

It is a happy number.

222493476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (222493471) 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, 9270550 + ... + 9270573.

Almost surely, 2^222493476 is an apocalyptic number.

It is an amenable number.

222493476 is an abundant number, since it is smaller than the sum of its proper divisors (296657996).

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

222493476 is a wasteful number, since it uses less digits than its factorization.

222493476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18541130 (or 18541128 counting only the distinct ones).

The product of its digits is 145152, while the sum is 39.

The square root of 222493476 is about 14916.2152035964. The cubic root of 222493476 is about 605.9532144822.

The spelling of 222493476 in words is "two hundred twenty-two million, four hundred ninety-three thousand, four hundred seventy-six".