2197349456 has 10 divisors (see below), whose sum is σ = 4257364602. Its totient is φ = 1098674720.

The previous prime is 2197349447. The next prime is 2197349477. The reversal of 2197349456 is 6549437912.

It can be written as a sum of positive squares in only one way, i.e., 1488725056 + 708624400 = 38584^2 + 26620^2 .

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 as a sum of consecutive naturals, namely, 68667155 + ... + 68667186.

Almost surely, 2^2197349456 is an apocalyptic number.

It is an amenable number.

2197349456 is a deficient number, since it is larger than the sum of its proper divisors (2060015146).

2197349456 is a wasteful number, since it uses less digits than its factorization.

2197349456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137334349 (or 137334343 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 50.

The square root of 2197349456 is about 46875.8941888045. The cubic root of 2197349456 is about 1300.0689225786.

The spelling of 2197349456 in words is "two billion, one hundred ninety-seven million, three hundred forty-nine thousand, four hundred fifty-six".