2562257 has 4 divisors (see below), whose sum is σ = 2712996. Its totient is φ = 2411520.

The previous prime is 2562253. The next prime is 2562277. The reversal of 2562257 is 7522652.

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 1745041 + 817216 = 1321^2 + 904^2 .

It is a cyclic number.

It is not a de Polignac number, because 2562257 - 2² = 2562253 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2562251) 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, 75344 + ... + 75377.

It is an arithmetic number, because the mean of its divisors is an integer number (678249).

2^2562257 is an apocalyptic number.

It is an amenable number.

2562257 is a deficient number, since it is larger than the sum of its proper divisors (150739).

2562257 is a wasteful number, since it uses less digits than its factorization.

2562257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150738.

The product of its digits is 8400, while the sum is 29.

The square root of 2562257 is about 1600.7051571105. The cubic root of 2562257 is about 136.8382661723.

The spelling of 2562257 in words is "two million, five hundred sixty-two thousand, two hundred fifty-seven".