1222304044 has 12 divisors (see below), whose sum is σ = 2303573104. Its totient is φ = 564140304.

The previous prime is 1222304021. The next prime is 1222304051. The reversal of 1222304044 is 4404032221.

It is a happy number.

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, 11752872 + ... + 11752975.

Almost surely, 2^1222304044 is an apocalyptic number.

It is an amenable number.

1222304044 is a deficient number, since it is larger than the sum of its proper divisors (1081269060).

1222304044 is a wasteful number, since it uses less digits than its factorization.

1222304044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23505864 (or 23505862 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1222304044 is about 34961.4651294822. The cubic root of 1222304044 is about 1069.2019682081.

Adding to 1222304044 its reverse (4404032221), we get a palindrome (5626336265).

The spelling of 1222304044 in words is "one billion, two hundred twenty-two million, three hundred four thousand, forty-four".