2565346 has 12 divisors (see below), whose sum is σ = 4476438. Its totient is φ = 1099392.

The previous prime is 2565319. The next prime is 2565347. The reversal of 2565346 is 6435652.

It can be written as a sum of positive squares in only one way, i.e., 1535121 + 1030225 = 1239^2 + 1015^2 .

It is not an unprimeable number, because it can be changed into a prime (2565347) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12991 + ... + 13186.

2^2565346 is an apocalyptic number.

2565346 is a deficient number, since it is larger than the sum of its proper divisors (1911092).

2565346 is a wasteful number, since it uses less digits than its factorization.

2565346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26193 (or 26186 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 2565346 is about 1601.6697537258. The cubic root of 2565346 is about 136.8932338114.

The spelling of 2565346 in words is "two million, five hundred sixty-five thousand, three hundred forty-six".