2200642456 has 16 divisors (see below), whose sum is σ = 4162721400. Its totient is φ = 1090583424.

The previous prime is 2200642447. The next prime is 2200642501. The reversal of 2200642456 is 6542460022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1216266 + ... + 1218073.

Almost surely, 2^2200642456 is an apocalyptic number.

It is an amenable number.

2200642456 is a deficient number, since it is larger than the sum of its proper divisors (1962078944).

2200642456 is a wasteful number, since it uses less digits than its factorization.

2200642456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2434458 (or 2434454 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 2200642456 is about 46911.0057022870. The cubic root of 2200642456 is about 1300.7180364659.

The spelling of 2200642456 in words is "two billion, two hundred million, six hundred forty-two thousand, four hundred fifty-six".