25813016 has 16 divisors (see below), whose sum is σ = 50068800. Its totient is φ = 12461344.

The previous prime is 25813009. The next prime is 25813027. The reversal of 25813016 is 61031852.

It is a congruent 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, 55400 + ... + 55863.

It is an arithmetic number, because the mean of its divisors is an integer number (3129300).

Almost surely, 2^25813016 is an apocalyptic number.

It is an amenable number.

25813016 is a deficient number, since it is larger than the sum of its proper divisors (24255784).

25813016 is a wasteful number, since it uses less digits than its factorization.

25813016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111298 (or 111294 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 25813016 is about 5080.6511393718. The cubic root of 25813016 is about 295.5377188709.

Adding to 25813016 its reverse (61031852), we get a palindrome (86844868).

The spelling of 25813016 in words is "twenty-five million, eight hundred thirteen thousand, sixteen".