25481514 has 8 divisors (see below), whose sum is σ = 50963040. Its totient is φ = 8493836.

The previous prime is 25481509. The next prime is 25481531. The reversal of 25481514 is 41518452.

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

25481514 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2123454 + ... + 2123465.

It is an arithmetic number, because the mean of its divisors is an integer number (6370380).

Almost surely, 2^25481514 is an apocalyptic number.

25481514 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25481514 is a wasteful number, since it uses less digits than its factorization.

25481514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4246924.

The product of its digits is 6400, while the sum is 30.

The square root of 25481514 is about 5047.9217505821. The cubic root of 25481514 is about 294.2671226736.

Adding to 25481514 its reverse (41518452), we get a palindrome (66999966).

The spelling of 25481514 in words is "twenty-five million, four hundred eighty-one thousand, five hundred fourteen".