2183213456 has 10 divisors (see below), whose sum is σ = 4229976102. Its totient is φ = 1091606720.

The previous prime is 2183213437. The next prime is 2183213519. The reversal of 2183213456 is 6543123812.

It can be written as a sum of positive squares in only one way, i.e., 2125210000 + 58003456 = 46100^2 + 7616^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68225405 + ... + 68225436.

Almost surely, 2^2183213456 is an apocalyptic number.

It is an amenable number.

2183213456 is a deficient number, since it is larger than the sum of its proper divisors (2046762646).

2183213456 is a wasteful number, since it uses less digits than its factorization.

2183213456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136450849 (or 136450843 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 2183213456 is about 46724.8697804499. The cubic root of 2183213456 is about 1297.2750527450.

The spelling of 2183213456 in words is "two billion, one hundred eighty-three million, two hundred thirteen thousand, four hundred fifty-six".