2535257 has 4 divisors (see below), whose sum is σ = 2539236. Its totient is φ = 2531280.

The previous prime is 2535233. The next prime is 2535263. The reversal of 2535257 is 7525352.

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 633616 + 1901641 = 796^2 + 1379^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2535257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2535457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794 + ... + 2387.

It is an arithmetic number, because the mean of its divisors is an integer number (634809).

2^2535257 is an apocalyptic number.

It is an amenable number.

2535257 is a deficient number, since it is larger than the sum of its proper divisors (3979).

2535257 is an equidigital number, since it uses as much as digits as its factorization.

2535257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978.

The product of its digits is 10500, while the sum is 29.

The square root of 2535257 is about 1592.2490383103. The cubic root of 2535257 is about 136.3559196576.

The spelling of 2535257 in words is "two million, five hundred thirty-five thousand, two hundred fifty-seven".