26626880 has 56 divisors (see below), whose sum is σ = 72469248. Its totient is φ = 9128448.

The previous prime is 26626867. The next prime is 26626883. The reversal of 26626880 is 8862662.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26626883) 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, 3704 + ... + 8183.

Almost surely, 2^26626880 is an apocalyptic number.

26626880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26626880 is an abundant number, since it is smaller than the sum of its proper divisors (45842368).

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

26626880 is a wasteful number, since it uses less digits than its factorization.

26626880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11911 (or 11901 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 26626880 is about 5160.1240295171. The cubic root of 26626880 is about 298.6116590163.

The spelling of 26626880 in words is "twenty-six million, six hundred twenty-six thousand, eight hundred eighty".