26856360 has 128 divisors (see below), whose sum is σ = 90921600. Its totient is φ = 7138368.

The previous prime is 26856337. The next prime is 26856383. The reversal of 26856360 is 6365862.

It is an interprime number because it is at equal distance from previous prime (26856337) and next prime (26856383).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87327 + ... + 87633.

It is an arithmetic number, because the mean of its divisors is an integer number (710325).

Almost surely, 2^26856360 is an apocalyptic number.

26856360 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 26856360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45460800).

26856360 is an abundant number, since it is smaller than the sum of its proper divisors (64065240).

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

26856360 is an equidigital number, since it uses as much as digits as its factorization.

26856360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 26856360 is about 5182.3122252524. The cubic root of 26856360 is about 299.4670537884.

It can be divided in two parts, 2685 and 6360, that added together give a triangular number (9045 = T₁₃₄).

The spelling of 26856360 in words is "twenty-six million, eight hundred fifty-six thousand, three hundred sixty".