2551144 has 16 divisors (see below), whose sum is σ = 4802400. Its totient is φ = 1270512.

The previous prime is 2551127. The next prime is 2551169. The reversal of 2551144 is 4411552.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2317 + ... + 3235.

It is an arithmetic number, because the mean of its divisors is an integer number (300150).

2^2551144 is an apocalyptic number.

It is an amenable number.

2551144 is a deficient number, since it is larger than the sum of its proper divisors (2251256).

2551144 is a wasteful number, since it uses less digits than its factorization.

2551144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272 (or 1268 counting only the distinct ones).

The product of its digits is 800, while the sum is 22.

The square root of 2551144 is about 1597.2301023960. The cubic root of 2551144 is about 136.6401482026.

Adding to 2551144 its reverse (4411552), we get a palindrome (6962696).

The spelling of 2551144 in words is "two million, five hundred fifty-one thousand, one hundred forty-four".