26622720 has 108 divisors (see below), whose sum is σ = 92151696. Its totient is φ = 7096320.

The previous prime is 26622709. The next prime is 26622749. The reversal of 26622720 is 2722662.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10365 + ... + 12675.

Almost surely, 2^26622720 is an apocalyptic number.

26622720 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 26622720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46075848).

26622720 is an abundant number, since it is smaller than the sum of its proper divisors (65528976).

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

26622720 is a wasteful number, since it uses less digits than its factorization.

26622720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338 (or 2321 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 26622720 is about 5159.7209226856. The cubic root of 26622720 is about 298.5961071980.

The spelling of 26622720 in words is "twenty-six million, six hundred twenty-two thousand, seven hundred twenty".