26242320 has 120 divisors (see below), whose sum is σ = 88226496. Its totient is φ = 6449664.

The previous prime is 26242319. The next prime is 26242343. The reversal of 26242320 is 2324262.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40237 + ... + 40883.

Almost surely, 2^26242320 is an apocalyptic number.

26242320 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 26242320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44113248).

26242320 is an abundant number, since it is smaller than the sum of its proper divisors (61984176).

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

26242320 is a wasteful number, since it uses less digits than its factorization.

26242320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 26242320 is about 5122.7258368958. The cubic root of 26242320 is about 297.1671111155.

Adding to 26242320 its reverse (2324262), we get a palindrome (28566582).

It can be divided in two parts, 26242 and 320, that added together give a palindrome (26562).

The spelling of 26242320 in words is "twenty-six million, two hundred forty-two thousand, three hundred twenty".