2565412 has 12 divisors (see below), whose sum is σ = 4574556. Its totient is φ = 1258400.

The previous prime is 2565403. The next prime is 2565449. The reversal of 2565412 is 2145652.

It can be written as a sum of positive squares in 2 ways, for example, as 2359296 + 206116 = 1536^2 + 454^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 5839 + ... + 6262.

It is an arithmetic number, because the mean of its divisors is an integer number (381213).

2^2565412 is an apocalyptic number.

It is an amenable number.

2565412 is a deficient number, since it is larger than the sum of its proper divisors (2009144).

2565412 is a wasteful number, since it uses less digits than its factorization.

2565412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12158 (or 12156 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 2565412 is about 1601.6903570915. The cubic root of 2565412 is about 136.8944077760.

The spelling of 2565412 in words is "two million, five hundred sixty-five thousand, four hundred twelve".