26395656 has 64 divisors (see below), whose sum is σ = 76723200. Its totient is φ = 7411008.

The previous prime is 26395637. The next prime is 26395657. The reversal of 26395656 is 65659362.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26395657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8581 + ... + 11243.

It is an arithmetic number, because the mean of its divisors is an integer number (1198800).

Almost surely, 2^26395656 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 26395656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38361600).

26395656 is an abundant number, since it is smaller than the sum of its proper divisors (50327544).

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

26395656 is a wasteful number, since it uses less digits than its factorization.

26395656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2738 (or 2734 counting only the distinct ones).

The product of its digits is 291600, while the sum is 42.

The square root of 26395656 is about 5137.6702891486. The cubic root of 26395656 is about 297.7447779491.

The spelling of 26395656 in words is "twenty-six million, three hundred ninety-five thousand, six hundred fifty-six".