25293696 has 64 divisors (see below), whose sum is σ = 67728000. Its totient is φ = 8363520.

The previous prime is 25293689. The next prime is 25293791. The reversal of 25293696 is 69639252.

It is a tau number, because it is divible by the number of its divisors (64).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76251 + ... + 76581.

It is an arithmetic number, because the mean of its divisors is an integer number (1058250).

Almost surely, 2^25293696 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 25293696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33864000).

25293696 is an abundant number, since it is smaller than the sum of its proper divisors (42434304).

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

25293696 is a wasteful number, since it uses less digits than its factorization.

25293696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547 (or 535 counting only the distinct ones).

The product of its digits is 174960, while the sum is 42.

The square root of 25293696 is about 5029.2838456385. The cubic root of 25293696 is about 293.5423487345.

The spelling of 25293696 in words is "twenty-five million, two hundred ninety-three thousand, six hundred ninety-six".