25167425 has 12 divisors (see below), whose sum is σ = 31605120. Its totient is φ = 19877520.

The previous prime is 25167409. The next prime is 25167433. The reversal of 25167425 is 52476152.

It is not a de Polignac number, because 25167425 - 2⁴ = 25167409 is a prime.

It is a super-2 number, since 2×25167425² = 1266798562261250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25167391 and 25167400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4397 + ... + 8346.

It is an arithmetic number, because the mean of its divisors is an integer number (2633760).

Almost surely, 2^25167425 is an apocalyptic number.

25167425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25167425 is a deficient number, since it is larger than the sum of its proper divisors (6437695).

25167425 is a wasteful number, since it uses less digits than its factorization.

25167425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12832 (or 12827 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 25167425 is about 5016.7145623406. The cubic root of 25167425 is about 293.0530603157.

It can be divided in two parts, 251 and 67425, that added together give a palindrome (67676).

The spelling of 25167425 in words is "twenty-five million, one hundred sixty-seven thousand, four hundred twenty-five".