26330920 has 128 divisors (see below), whose sum is σ = 75479040. Its totient is φ = 8029440.

The previous prime is 26330911. The next prime is 26330957. The reversal of 26330920 is 2903362.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 255589 + ... + 255691.

It is an arithmetic number, because the mean of its divisors is an integer number (589680).

Almost surely, 2^26330920 is an apocalyptic number.

26330920 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 26330920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37739520).

26330920 is an abundant number, since it is smaller than the sum of its proper divisors (49148120).

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

26330920 is a wasteful number, since it uses less digits than its factorization.

26330920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 26330920 is about 5131.3662897907. The cubic root of 26330920 is about 297.5011698751.

The spelling of 26330920 in words is "twenty-six million, three hundred thirty thousand, nine hundred twenty".