25261365 has 8 divisors (see below), whose sum is σ = 40418208. Its totient is φ = 13472720.

The previous prime is 25261361. The next prime is 25261391. The reversal of 25261365 is 56316252.

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

It is not a de Polignac number, because 25261365 - 2² = 25261361 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25261361) 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, 842031 + ... + 842060.

It is an arithmetic number, because the mean of its divisors is an integer number (5052276).

Almost surely, 2^25261365 is an apocalyptic number.

It is an amenable number.

25261365 is a deficient number, since it is larger than the sum of its proper divisors (15156843).

25261365 is a wasteful number, since it uses less digits than its factorization.

25261365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1684099.

The product of its digits is 10800, while the sum is 30.

The square root of 25261365 is about 5026.0685431060. The cubic root of 25261365 is about 293.4172244846.

The spelling of 25261365 in words is "twenty-five million, two hundred sixty-one thousand, three hundred sixty-five".