25701916 has 12 divisors (see below), whose sum is σ = 46075680. Its totient is φ = 12537440.

The previous prime is 25701901. The next prime is 25701919. The reversal of 25701916 is 61910752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25701919) 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, 78196 + ... + 78523.

It is an arithmetic number, because the mean of its divisors is an integer number (3839640).

Almost surely, 2^25701916 is an apocalyptic number.

It is an amenable number.

25701916 is a deficient number, since it is larger than the sum of its proper divisors (20373764).

25701916 is a wasteful number, since it uses less digits than its factorization.

25701916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156764 (or 156762 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 25701916 is about 5069.7057113801. The cubic root of 25701916 is about 295.1131080202.

The spelling of 25701916 in words is "twenty-five million, seven hundred one thousand, nine hundred sixteen".