25359473 has 4 divisors (see below), whose sum is σ = 25377648. Its totient is φ = 25341300.

The previous prime is 25359463. The next prime is 25359479. The reversal of 25359473 is 37495352.

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 25359473 - 2¹² = 25355377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25359479) 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, 6803 + ... + 9848.

It is an arithmetic number, because the mean of its divisors is an integer number (6344412).

Almost surely, 2^25359473 is an apocalyptic number.

It is an amenable number.

25359473 is a deficient number, since it is larger than the sum of its proper divisors (18175).

25359473 is a wasteful number, since it uses less digits than its factorization.

25359473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18174.

The product of its digits is 113400, while the sum is 38.

The square root of 25359473 is about 5035.8189999244. The cubic root of 25359473 is about 293.7965836489.

The spelling of 25359473 in words is "twenty-five million, three hundred fifty-nine thousand, four hundred seventy-three".