2523257 has 8 divisors (see below), whose sum is σ = 2897760. Its totient is φ = 2172960.

The previous prime is 2523251. The next prime is 2523317. The reversal of 2523257 is 7523252.

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

It is a cyclic number.

It is not a de Polignac number, because 2523257 - 2¹² = 2519161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2523251) 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, 5828 + ... + 6245.

It is an arithmetic number, because the mean of its divisors is an integer number (362220).

2^2523257 is an apocalyptic number.

It is an amenable number.

2523257 is a deficient number, since it is larger than the sum of its proper divisors (374503).

2523257 is a wasteful number, since it uses less digits than its factorization.

2523257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12103.

The product of its digits is 4200, while the sum is 26.

The square root of 2523257 is about 1588.4763139562. The cubic root of 2523257 is about 136.1404438733.

The spelling of 2523257 in words is "two million, five hundred twenty-three thousand, two hundred fifty-seven".