1224664412 has 6 divisors (see below), whose sum is σ = 2143162728. Its totient is φ = 612332204.

The previous prime is 1224664387. The next prime is 1224664421. The reversal of 1224664412 is 2144664221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153083048 + ... + 153083055.

It is an arithmetic number, because the mean of its divisors is an integer number (357193788).

Almost surely, 2^1224664412 is an apocalyptic number.

It is an amenable number.

1224664412 is a deficient number, since it is larger than the sum of its proper divisors (918498316).

1224664412 is a wasteful number, since it uses less digits than its factorization.

1224664412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306166107 (or 306166105 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 1224664412 is about 34995.2055573331. The cubic root of 1224664412 is about 1069.8897641697.

The spelling of 1224664412 in words is "one billion, two hundred twenty-four million, six hundred sixty-four thousand, four hundred twelve".