2254644399 has 48 divisors (see below), whose sum is σ = 3550525440. Its totient is φ = 1268809920.

The previous prime is 2254644361. The next prime is 2254644421. The reversal of 2254644399 is 9934464522.

It is not a de Polignac number, because 2254644399 - 2⁸ = 2254644143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254644599) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3572814 + ... + 3573444.

It is an arithmetic number, because the mean of its divisors is an integer number (73969280).

Almost surely, 2^2254644399 is an apocalyptic number.

2254644399 is a deficient number, since it is larger than the sum of its proper divisors (1295881041).

2254644399 is a wasteful number, since it uses less digits than its factorization.

2254644399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980 (or 973 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 48.

The square root of 2254644399 is about 47483.0959289724. The cubic root of 2254644399 is about 1311.2716899493.

The spelling of 2254644399 in words is "two billion, two hundred fifty-four million, six hundred forty-four thousand, three hundred ninety-nine".