25477485 has 16 divisors (see below), whose sum is σ = 44470080. Its totient is φ = 12352640.

The previous prime is 25477481. The next prime is 25477493. The reversal of 25477485 is 58477452.

It is not a de Polignac number, because 25477485 - 2² = 25477481 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25477481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77040 + ... + 77369.

It is an arithmetic number, because the mean of its divisors is an integer number (2779380).

Almost surely, 2^25477485 is an apocalyptic number.

It is an amenable number.

25477485 is a deficient number, since it is larger than the sum of its proper divisors (18992595).

25477485 is a wasteful number, since it uses less digits than its factorization.

25477485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154428.

The product of its digits is 313600, while the sum is 42.

The square root of 25477485 is about 5047.5226596817. The cubic root of 25477485 is about 294.2516125443.

The spelling of 25477485 in words is "twenty-five million, four hundred seventy-seven thousand, four hundred eighty-five".