26348820 has 96 divisors (see below), whose sum is σ = 80438400. Its totient is φ = 6418944.

The previous prime is 26348813. The next prime is 26348821. The reversal of 26348820 is 2884362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26348821) 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, 32662 + ... + 33458.

It is an arithmetic number, because the mean of its divisors is an integer number (837900).

Almost surely, 2^26348820 is an apocalyptic number.

26348820 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 26348820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40219200).

26348820 is an abundant number, since it is smaller than the sum of its proper divisors (54089580).

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

26348820 is a wasteful number, since it uses less digits than its factorization.

26348820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857 (or 855 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 26348820 is about 5133.1101683093. The cubic root of 26348820 is about 297.5685692757.

The spelling of 26348820 in words is "twenty-six million, three hundred forty-eight thousand, eight hundred twenty".