26055864 has 64 divisors (see below), whose sum is σ = 73440000. Its totient is φ = 8557920.

The previous prime is 26055857. The next prime is 26055889. The reversal of 26055864 is 46855062.

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 15 ways as a sum of consecutive naturals, for example, 14487 + ... + 16185.

It is an arithmetic number, because the mean of its divisors is an integer number (1147500).

Almost surely, 2^26055864 is an apocalyptic number.

26055864 is a gapful number since it is divisible by the number (24) 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 26055864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36720000).

26055864 is an abundant number, since it is smaller than the sum of its proper divisors (47384136).

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

26055864 is a wasteful number, since it uses less digits than its factorization.

26055864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785 (or 1775 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 26055864 is about 5104.4944901528. The cubic root of 26055864 is about 296.4616305483.

The spelling of 26055864 in words is "twenty-six million, fifty-five thousand, eight hundred sixty-four".