26308080 has 120 divisors (see below), whose sum is σ = 89949600. Its totient is φ = 6888960.

The previous prime is 26308069. The next prime is 26308091. The reversal of 26308080 is 8080362.

It is an interprime number because it is at equal distance from previous prime (26308069) and next prime (26308091).

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

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 43621 + ... + 44219.

It is an arithmetic number, because the mean of its divisors is an integer number (749580).

Almost surely, 2^26308080 is an apocalyptic number.

26308080 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 26308080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44974800).

26308080 is an abundant number, since it is smaller than the sum of its proper divisors (63641520).

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

26308080 is a wasteful number, since it uses less digits than its factorization.

26308080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 26308080 is about 5129.1402788382. The cubic root of 26308080 is about 297.4151253774.

The spelling of 26308080 in words is "twenty-six million, three hundred eight thousand, eighty".