2613257 has 8 divisors (see below), whose sum is σ = 2781216. Its totient is φ = 2446912.

The previous prime is 2613229. The next prime is 2613313. The reversal of 2613257 is 7523162.

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

It is not a de Polignac number, because 2613257 - 2¹⁴ = 2596873 is a prime.

It is a super-2 number, since 2×2613257² = 13658224296098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2613227) 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, 5678 + ... + 6120.

It is an arithmetic number, because the mean of its divisors is an integer number (347652).

2^2613257 is an apocalyptic number.

It is an amenable number.

2613257 is a deficient number, since it is larger than the sum of its proper divisors (167959).

2613257 is a wasteful number, since it uses less digits than its factorization.

2613257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807.

The product of its digits is 2520, while the sum is 26.

The square root of 2613257 is about 1616.5571440565. The cubic root of 2613257 is about 137.7401994338.

The spelling of 2613257 in words is "two million, six hundred thirteen thousand, two hundred fifty-seven".