26255616 has 72 divisors (see below), whose sum is σ = 74025504. Its totient is φ = 8232960.

The previous prime is 26255611. The next prime is 26255629. The reversal of 26255616 is 61655262.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (26255611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12051 + ... + 14061.

It is an arithmetic number, because the mean of its divisors is an integer number (1028132).

Almost surely, 2^26255616 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 26255616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37012752).

26255616 is an abundant number, since it is smaller than the sum of its proper divisors (47769888).

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

26255616 is a wasteful number, since it uses less digits than its factorization.

26255616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047 (or 2033 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 26255616 is about 5124.0234191502. The cubic root of 26255616 is about 297.2172904543.

The spelling of 26255616 in words is "twenty-six million, two hundred fifty-five thousand, six hundred sixteen".