26550880 has 96 divisors (see below), whose sum is σ = 66624768. Its totient is φ = 9984000.

The previous prime is 26550877. The next prime is 26550883. The reversal of 26550880 is 8805562.

It is an interprime number because it is at equal distance from previous prime (26550877) and next prime (26550883).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26550883) 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, 262830 + ... + 262930.

It is an arithmetic number, because the mean of its divisors is an integer number (694008).

Almost surely, 2^26550880 is an apocalyptic number.

26550880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26550880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33312384).

26550880 is an abundant number, since it is smaller than the sum of its proper divisors (40073888).

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

26550880 is a wasteful number, since it uses less digits than its factorization.

26550880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 26550880 is about 5152.7546031225. The cubic root of 26550880 is about 298.3272833232.

The spelling of 26550880 in words is "twenty-six million, five hundred fifty thousand, eight hundred eighty".