2553844 has 12 divisors (see below), whose sum is σ = 4483584. Its totient is φ = 1272824.

The previous prime is 2553829. The next prime is 2553853. The reversal of 2553844 is 4483552.

It is an Ulam number.

It is a congruent number.

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, 699 + ... + 2365.

It is an arithmetic number, because the mean of its divisors is an integer number (373632).

2^2553844 is an apocalyptic number.

It is an amenable number.

2553844 is a deficient number, since it is larger than the sum of its proper divisors (1929740).

2553844 is a wasteful number, since it uses less digits than its factorization.

2553844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054 (or 2052 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

The square root of 2553844 is about 1598.0750921030. The cubic root of 2553844 is about 136.6883355158.

The spelling of 2553844 in words is "two million, five hundred fifty-three thousand, eight hundred forty-four".