25466401 has 4 divisors (see below), whose sum is σ = 25527600. Its totient is φ = 25405204.

The previous prime is 25466393. The next prime is 25466411. The reversal of 25466401 is 10466452.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25466401 - 2³ = 25466393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25466401.

It is not an unprimeable number, because it can be changed into a prime (25466411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29971 + ... + 30808.

It is an arithmetic number, because the mean of its divisors is an integer number (6381900).

Almost surely, 2^25466401 is an apocalyptic number.

It is an amenable number.

25466401 is a deficient number, since it is larger than the sum of its proper divisors (61199).

25466401 is an equidigital number, since it uses as much as digits as its factorization.

25466401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61198.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 25466401 is about 5046.4245758755. The cubic root of 25466401 is about 294.2089348892.

The spelling of 25466401 in words is "twenty-five million, four hundred sixty-six thousand, four hundred one".