2265597 has 8 divisors (see below), whose sum is σ = 3356480. Its totient is φ = 1510380.

The previous prime is 2265589. The next prime is 2265611. The reversal of 2265597 is 7955622.

2265597 is a `hidden beast` number, since 2 + 2 + 65 + 597 = 666.

It is not a de Polignac number, because 2265597 - 2³ = 2265589 is a prime.

It is a Duffinian number.

2265597 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265517) 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, 41929 + ... + 41982.

It is an arithmetic number, because the mean of its divisors is an integer number (419560).

2^2265597 is an apocalyptic number.

2265597 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2265597 is a deficient number, since it is larger than the sum of its proper divisors (1090883).

2265597 is an equidigital number, since it uses as much as digits as its factorization.

2265597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83920 (or 83914 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 2265597 is about 1505.1900212266. The cubic root of 2265597 is about 131.3391557509.

The spelling of 2265597 in words is "two million, two hundred sixty-five thousand, five hundred ninety-seven".