2497565 has 8 divisors (see below), whose sum is σ = 3425280. Its totient is φ = 1712592.

The previous prime is 2497541. The next prime is 2497571. The reversal of 2497565 is 5657942.

It is a happy number.

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

It is not a de Polignac number, because 2497565 - 2⁸ = 2497309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35645 + ... + 35714.

It is an arithmetic number, because the mean of its divisors is an integer number (428160).

2^2497565 is an apocalyptic number.

It is an amenable number.

2497565 is a deficient number, since it is larger than the sum of its proper divisors (927715).

2497565 is an equidigital number, since it uses as much as digits as its factorization.

2497565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71371.

The product of its digits is 75600, while the sum is 38.

The square root of 2497565 is about 1580.3686278840. The cubic root of 2497565 is about 135.6768024699.

The spelling of 2497565 in words is "two million, four hundred ninety-seven thousand, five hundred sixty-five".