25016012 has 12 divisors (see below), whose sum is σ = 50032080. Its totient is φ = 10721136.

The previous prime is 25016011. The next prime is 25016021. The reversal of 25016012 is 21061052.

25016012 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (25016011) 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, 446687 + ... + 446742.

It is an arithmetic number, because the mean of its divisors is an integer number (4169340).

Almost surely, 2^25016012 is an apocalyptic number.

It is an amenable number.

25016012 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.

25016012 is a wasteful number, since it uses less digits than its factorization.

25016012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893440 (or 893438 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 25016012 is about 5001.6009436979. The cubic root of 25016012 is about 292.4641863279.

Adding to 25016012 its reverse (21061052), we get a palindrome (46077064).

The spelling of 25016012 in words is "twenty-five million, sixteen thousand, twelve".