25740916 has 12 divisors (see below), whose sum is σ = 45299520. Its totient is φ = 12798200.

The previous prime is 25740899. The next prime is 25740917. The reversal of 25740916 is 61904752.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25740917) 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 3 ways as a sum of consecutive naturals, for example, 17260 + ... + 18691.

It is an arithmetic number, because the mean of its divisors is an integer number (3774960).

Almost surely, 2^25740916 is an apocalyptic number.

It is an amenable number.

25740916 is a deficient number, since it is larger than the sum of its proper divisors (19558604).

25740916 is a wasteful number, since it uses less digits than its factorization.

25740916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36134 (or 36132 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 25740916 is about 5073.5506304757. The cubic root of 25740916 is about 295.2623004600.

The spelling of 25740916 in words is "twenty-five million, seven hundred forty thousand, nine hundred sixteen".