25651368 has 96 divisors (see below), whose sum is σ = 77500800. Its totient is φ = 7617024.

The previous prime is 25651357. The next prime is 25651369. The reversal of 25651368 is 86315652.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25651369) 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 23 ways as a sum of consecutive naturals, for example, 22705 + ... + 23807.

It is an arithmetic number, because the mean of its divisors is an integer number (807300).

Almost surely, 2^25651368 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 25651368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38750400).

25651368 is an abundant number, since it is smaller than the sum of its proper divisors (51849432).

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

25651368 is a wasteful number, since it uses less digits than its factorization.

25651368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151 (or 1144 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 25651368 is about 5064.7179585837. The cubic root of 25651368 is about 294.9195145746.

The spelling of 25651368 in words is "twenty-five million, six hundred fifty-one thousand, three hundred sixty-eight".