26108964 has 162 divisors, whose sum is σ = 83002374. Its totient is φ = 6894720.

The previous prime is 26108959. The next prime is 26109007. The reversal of 26108964 is 46980162.

It can be written as a sum of positive squares in only one way, i.e., 15920100 + 10188864 = 3990^2 + 3192^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 636784 + ... + 636824.

Almost surely, 2^26108964 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 26108964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41501187).

26108964 is an abundant number, since it is smaller than the sum of its proper divisors (56893410).

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

26108964 is a wasteful number, since it uses less digits than its factorization.

26108964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 26108964 is about 5109.6931414714. The cubic root of 26108964 is about 296.6628831455.

It can be divided in two parts, 26108 and 964, that added together give a palindrome (27072).

The spelling of 26108964 in words is "twenty-six million, one hundred eight thousand, nine hundred sixty-four".