2544957 has 6 divisors (see below), whose sum is σ = 3676062. Its totient is φ = 1696632.

The previous prime is 2544943. The next prime is 2544959. The reversal of 2544957 is 7594452.

It can be written as a sum of positive squares in only one way, i.e., 2056356 + 488601 = 1434^2 + 699^2 .

It is not a de Polignac number, because 2544957 - 2¹⁴ = 2528573 is a prime.

It is a super-2 number, since 2×2544957² = 12953612263698, which contains 22 as substring.

2544957 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2544959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141378 + ... + 141395.

It is an arithmetic number, because the mean of its divisors is an integer number (612677).

2^2544957 is an apocalyptic number.

It is an amenable number.

2544957 is a deficient number, since it is larger than the sum of its proper divisors (1131105).

2544957 is a wasteful number, since it uses less digits than its factorization.

2544957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282779 (or 282776 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 2544957 is about 1595.2921362559. The cubic root of 2544957 is about 136.5295995062.

The spelling of 2544957 in words is "two million, five hundred forty-four thousand, nine hundred fifty-seven".