25326012 has 48 divisors (see below), whose sum is σ = 62818560. Its totient is φ = 7918848.

The previous prime is 25325981. The next prime is 25326023. The reversal of 25326012 is 21062352.

It is a self number, because there is not a number n which added to its sum of digits gives 25326012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25273 + ... + 26255.

It is an arithmetic number, because the mean of its divisors is an integer number (1308720).

Almost surely, 2^25326012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25326012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31409280).

25326012 is an abundant number, since it is smaller than the sum of its proper divisors (37492548).

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

25326012 is a wasteful number, since it uses less digits than its factorization.

25326012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122 (or 1120 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 25326012 is about 5032.4956035748. The cubic root of 25326012 is about 293.6673084279.

Adding to 25326012 its reverse (21062352), we get a palindrome (46388364).

The spelling of 25326012 in words is "twenty-five million, three hundred twenty-six thousand, twelve".