2565298 has 4 divisors (see below), whose sum is σ = 3847950. Its totient is φ = 1282648.

The previous prime is 2565289. The next prime is 2565319. The reversal of 2565298 is 8925652.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1361889 + 1203409 = 1167^2 + 1097^2 .

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641323 + ... + 641326.

2^2565298 is an apocalyptic number.

2565298 is a deficient number, since it is larger than the sum of its proper divisors (1282652).

2565298 is a wasteful number, since it uses less digits than its factorization.

2565298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282651.

The product of its digits is 43200, while the sum is 37.

The square root of 2565298 is about 1601.6547692933. The cubic root of 2565298 is about 136.8923800064.

The spelling of 2565298 in words is "two million, five hundred sixty-five thousand, two hundred ninety-eight".