26321328 has 160 divisors (see below), whose sum is σ = 85708800. Its totient is φ = 7660800.

The previous prime is 26321293. The next prime is 26321329. The reversal of 26321328 is 82312362.

26321328 is a `hidden beast` number, since 2 + 632 + 1 + 3 + 28 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (26321329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137713 + ... + 137903.

It is an arithmetic number, because the mean of its divisors is an integer number (535680).

Almost surely, 2^26321328 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 26321328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42854400).

26321328 is an abundant number, since it is smaller than the sum of its proper divisors (59387472).

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

26321328 is a wasteful number, since it uses less digits than its factorization.

26321328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 236 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 26321328 is about 5130.4315607949. The cubic root of 26321328 is about 297.4650402627.

The spelling of 26321328 in words is "twenty-six million, three hundred twenty-one thousand, three hundred twenty-eight".