2570553 has 24 divisors (see below), whose sum is σ = 4018248. Its totient is φ = 1577472.

The previous prime is 2570539. The next prime is 2570563. The reversal of 2570553 is 3550752.

It can be written as a sum of positive squares in 4 ways, for example, as 356409 + 2214144 = 597^2 + 1488^2 .

It is not a de Polignac number, because 2570553 - 2⁴ = 2570537 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2570563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7951 + ... + 8267.

It is an arithmetic number, because the mean of its divisors is an integer number (167427).

2^2570553 is an apocalyptic number.

It is an amenable number.

2570553 is a deficient number, since it is larger than the sum of its proper divisors (1447695).

2570553 is a wasteful number, since it uses less digits than its factorization.

2570553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 2570553 is about 1603.2944208722. The cubic root of 2570553 is about 136.9857907013.

The spelling of 2570553 in words is "two million, five hundred seventy thousand, five hundred fifty-three".