222023404 has 6 divisors (see below), whose sum is σ = 388540964. Its totient is φ = 111011700.

The previous prime is 222023381. The next prime is 222023407. The reversal of 222023404 is 404320222.

It is not an unprimeable number, because it can be changed into a prime (222023407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27752922 + ... + 27752929.

Almost surely, 2^222023404 is an apocalyptic number.

It is an amenable number.

222023404 is a deficient number, since it is larger than the sum of its proper divisors (166517560).

222023404 is a wasteful number, since it uses less digits than its factorization.

222023404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55505855 (or 55505853 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 222023404 is about 14900.4497918687. The cubic root of 222023404 is about 605.5261720364.

Adding to 222023404 its reverse (404320222), we get a palindrome (626343626).

The spelling of 222023404 in words is "two hundred twenty-two million, twenty-three thousand, four hundred four".