2566335 has 16 divisors (see below), whose sum is σ = 4239360. Its totient is φ = 1324320.

The previous prime is 2566327. The next prime is 2566339. The reversal of 2566335 is 5336652.

It is not a de Polignac number, because 2566335 - 2³ = 2566327 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2566339) 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 15 ways as a sum of consecutive naturals, for example, 2295 + ... + 3224.

It is an arithmetic number, because the mean of its divisors is an integer number (264960).

2^2566335 is an apocalyptic number.

2566335 is a deficient number, since it is larger than the sum of its proper divisors (1673025).

2566335 is a wasteful number, since it uses less digits than its factorization.

2566335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558.

The product of its digits is 16200, while the sum is 30.

The square root of 2566335 is about 1601.9784642747. The cubic root of 2566335 is about 136.9108233833.

The spelling of 2566335 in words is "two million, five hundred sixty-six thousand, three hundred thirty-five".