25595401 has 16 divisors (see below), whose sum is σ = 28433664. Its totient is φ = 22892544.

The previous prime is 25595399. The next prime is 25595411. The reversal of 25595401 is 10459552.

It is a cyclic number.

It is not a de Polignac number, because 25595401 - 2¹ = 25595399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25595411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99465 + ... + 99721.

It is an arithmetic number, because the mean of its divisors is an integer number (1777104).

Almost surely, 2^25595401 is an apocalyptic number.

It is an amenable number.

25595401 is a deficient number, since it is larger than the sum of its proper divisors (2838263).

25595401 is a wasteful number, since it uses less digits than its factorization.

25595401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 25595401 is about 5059.1897572635. The cubic root of 25595401 is about 294.7048700209.

The spelling of 25595401 in words is "twenty-five million, five hundred ninety-five thousand, four hundred one".