2557024 has 12 divisors (see below), whose sum is σ = 5034204. Its totient is φ = 1278496.

The previous prime is 2557013. The next prime is 2557063. The reversal of 2557024 is 4207552.

It is a self number, because there is not a number n which added to its sum of digits gives 2557024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39922 + ... + 39985.

It is an arithmetic number, because the mean of its divisors is an integer number (419517).

2^2557024 is an apocalyptic number.

It is an amenable number.

2557024 is a deficient number, since it is larger than the sum of its proper divisors (2477180).

2557024 is an equidigital number, since it uses as much as digits as its factorization.

2557024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79917 (or 79909 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 2557024 is about 1599.0697295615. The cubic root of 2557024 is about 136.7450459254.

The spelling of 2557024 in words is "two million, five hundred fifty-seven thousand, twenty-four".