25799796 has 144 divisors (see below), whose sum is σ = 78274560. Its totient is φ = 7348320.

The previous prime is 25799791. The next prime is 25799833. The reversal of 25799796 is 69799752.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (2143260) is a multiple of the sum of its prime divisors (162).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25799791) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 203085 + ... + 203211.

Almost surely, 2^25799796 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 25799796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39137280).

25799796 is an abundant number, since it is smaller than the sum of its proper divisors (52474764).

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

25799796 is a wasteful number, since it uses less digits than its factorization.

25799796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 162 counting only the distinct ones).

The product of its digits is 2143260, while the sum is 54.

The square root of 25799796 is about 5079.3499584100. The cubic root of 25799796 is about 295.4872575608.

25799796 divided by its sum of digits (54) gives a palindrome (477774).

The spelling of 25799796 in words is "twenty-five million, seven hundred ninety-nine thousand, seven hundred ninety-six".