2565051 has 12 divisors (see below), whose sum is σ = 3489192. Its totient is φ = 1676064.

The previous prime is 2565049. The next prime is 2565053. The reversal of 2565051 is 1505652.

It is an interprime number because it is at equal distance from previous prime (2565049) and next prime (2565053).

It is not a de Polignac number, because 2565051 - 2¹ = 2565049 is a prime.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (2565053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18655 + ... + 18791.

It is an arithmetic number, because the mean of its divisors is an integer number (290766).

2^2565051 is an apocalyptic number.

2565051 is a deficient number, since it is larger than the sum of its proper divisors (924141).

2565051 is an equidigital number, since it uses as much as digits as its factorization.

2565051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 2565051 is about 1601.5776596844. The cubic root of 2565051 is about 136.8879862994.

The spelling of 2565051 in words is "two million, five hundred sixty-five thousand, fifty-one".