2513944 has 8 divisors (see below), whose sum is σ = 4713660. Its totient is φ = 1256968.

The previous prime is 2513941. The next prime is 2514013. The reversal of 2513944 is 4493152.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157114 + ... + 157129.

2^2513944 is an apocalyptic number.

It is an amenable number.

2513944 is a deficient number, since it is larger than the sum of its proper divisors (2199716).

2513944 is a wasteful number, since it uses less digits than its factorization.

2513944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314249 (or 314245 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 2513944 is about 1585.5421785623. The cubic root of 2513944 is about 135.9727454036.

The spelling of 2513944 in words is "two million, five hundred thirteen thousand, nine hundred forty-four".