2568401 has 8 divisors (see below), whose sum is σ = 2949600. Its totient is φ = 2211840.

The previous prime is 2568389. The next prime is 2568403. The reversal of 2568401 is 1048652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2568401 - 2¹⁰ = 2567377 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2568403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5936 + ... + 6353.

It is an arithmetic number, because the mean of its divisors is an integer number (368700).

2^2568401 is an apocalyptic number.

It is an amenable number.

2568401 is a deficient number, since it is larger than the sum of its proper divisors (381199).

2568401 is a wasteful number, since it uses less digits than its factorization.

2568401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12319.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 2568401 is about 1602.6231621938. The cubic root of 2568401 is about 136.9475530505.

The spelling of 2568401 in words is "two million, five hundred sixty-eight thousand, four hundred one".