2251039244 has 24 divisors (see below), whose sum is σ = 4027968000. Its totient is φ = 1100248976.

The previous prime is 2251039237. The next prime is 2251039319. The reversal of 2251039244 is 4429301522.

It is a self number, because there is not a number n which added to its sum of digits gives 2251039244.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160007 + ... + 173505.

It is an arithmetic number, because the mean of its divisors is an integer number (167832000).

Almost surely, 2^2251039244 is an apocalyptic number.

It is an amenable number.

2251039244 is a deficient number, since it is larger than the sum of its proper divisors (1776928756).

2251039244 is a wasteful number, since it uses less digits than its factorization.

2251039244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14437 (or 14435 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 2251039244 is about 47445.1182314893. The cubic root of 2251039244 is about 1310.5724134413.

The spelling of 2251039244 in words is "two billion, two hundred fifty-one million, thirty-nine thousand, two hundred forty-four".