2259457 has 4 divisors (see below), whose sum is σ = 2277376. Its totient is φ = 2241540.

The previous prime is 2259449. The next prime is 2259493. The reversal of 2259457 is 7549522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2259457 - 2³ = 2259449 is a prime.

It is a Duffinian number.

2259457 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2259407) 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, 8769 + ... + 9022.

It is an arithmetic number, because the mean of its divisors is an integer number (569344).

2^2259457 is an apocalyptic number.

It is an amenable number.

2259457 is a deficient number, since it is larger than the sum of its proper divisors (17919).

2259457 is a wasteful number, since it uses less digits than its factorization.

2259457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17918.

The product of its digits is 25200, while the sum is 34.

The square root of 2259457 is about 1503.1490278745. The cubic root of 2259457 is about 131.2204008840.

The spelling of 2259457 in words is "two million, two hundred fifty-nine thousand, four hundred fifty-seven".