2570939 has 4 divisors (see below), whose sum is σ = 2938224. Its totient is φ = 2203656.

The previous prime is 2570933. The next prime is 2570941. The reversal of 2570939 is 9390752.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2570939 - 2⁸ = 2570683 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2570899 and 2570908.

It is not an unprimeable number, because it can be changed into a prime (2570933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183632 + ... + 183645.

It is an arithmetic number, because the mean of its divisors is an integer number (734556).

2^2570939 is an apocalyptic number.

2570939 is a deficient number, since it is larger than the sum of its proper divisors (367285).

2570939 is an equidigital number, since it uses as much as digits as its factorization.

2570939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367284.

The product of its (nonzero) digits is 17010, while the sum is 35.

The square root of 2570939 is about 1603.4147934954. The cubic root of 2570939 is about 136.9926470559.

The spelling of 2570939 in words is "two million, five hundred seventy thousand, nine hundred thirty-nine".