2570105 has 4 divisors (see below), whose sum is σ = 3084132. Its totient is φ = 2056080.

The previous prime is 2570083. The next prime is 2570119. The reversal of 2570105 is 5010752.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1857769 + 712336 = 1363^2 + 844^2 .

It is not a de Polignac number, because 2570105 - 2¹⁶ = 2504569 is a prime.

It is a super-2 number, since 2×2570105² = 13210879422050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257006 + ... + 257015.

It is an arithmetic number, because the mean of its divisors is an integer number (771033).

2^2570105 is an apocalyptic number.

It is an amenable number.

2570105 is a deficient number, since it is larger than the sum of its proper divisors (514027).

2570105 is an equidigital number, since it uses as much as digits as its factorization.

2570105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514026.

The product of its (nonzero) digits is 350, while the sum is 20.

The square root of 2570105 is about 1603.1547024539. The cubic root of 2570105 is about 136.9778322063.

Adding to 2570105 its reverse (5010752), we get a palindrome (7580857).

The spelling of 2570105 in words is "two million, five hundred seventy thousand, one hundred five".