25460087 has 4 divisors (see below), whose sum is σ = 25940520. Its totient is φ = 24979656.

The previous prime is 25460081. The next prime is 25460131. The reversal of 25460087 is 78006452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25460087 - 2⁶ = 25460023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25460081) 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, 240137 + ... + 240242.

It is an arithmetic number, because the mean of its divisors is an integer number (6485130).

Almost surely, 2^25460087 is an apocalyptic number.

25460087 is a deficient number, since it is larger than the sum of its proper divisors (480433).

25460087 is an equidigital number, since it uses as much as digits as its factorization.

25460087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480432.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 25460087 is about 5045.7989456577. The cubic root of 25460087 is about 294.1846180287.

The spelling of 25460087 in words is "twenty-five million, four hundred sixty thousand, eighty-seven".