26239896 has 128 divisors (see below), whose sum is σ = 77760000. Its totient is φ = 8184960.

The previous prime is 26239879. The next prime is 26239909. The reversal of 26239896 is 69893262.

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 369541 + ... + 369611.

It is an arithmetic number, because the mean of its divisors is an integer number (607500).

Almost surely, 2^26239896 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 26239896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38880000).

26239896 is an abundant number, since it is smaller than the sum of its proper divisors (51520104).

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

26239896 is a wasteful number, since it uses less digits than its factorization.

26239896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 164 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 26239896 is about 5122.4892386417. The cubic root of 26239896 is about 297.1579610701.

The spelling of 26239896 in words is "twenty-six million, two hundred thirty-nine thousand, eight hundred ninety-six".