2536257 has 8 divisors (see below), whose sum is σ = 3389440. Its totient is φ = 1686960.

The previous prime is 2536249. The next prime is 2536267. The reversal of 2536257 is 7526352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2536257 - 2³ = 2536249 is a prime.

It is a Duffinian number.

2536257 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2536217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1344 + ... + 2622.

It is an arithmetic number, because the mean of its divisors is an integer number (423680).

2^2536257 is an apocalyptic number.

It is an amenable number.

2536257 is a deficient number, since it is larger than the sum of its proper divisors (853183).

2536257 is a wasteful number, since it uses less digits than its factorization.

2536257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943.

The product of its digits is 12600, while the sum is 30.

The square root of 2536257 is about 1592.5630285800. The cubic root of 2536257 is about 136.3738452559.

The spelling of 2536257 in words is "two million, five hundred thirty-six thousand, two hundred fifty-seven".