26091072 has 140 divisors (see below), whose sum is σ = 88513920. Its totient is φ = 7444224.

The previous prime is 26091061. The next prime is 26091101. The reversal of 26091072 is 27019062.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 35929 + ... + 36647.

Almost surely, 2^26091072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26091072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44256960).

26091072 is an abundant number, since it is smaller than the sum of its proper divisors (62422848).

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

26091072 is an equidigital number, since it uses as much as digits as its factorization.

26091072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750 (or 731 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 26091072 is about 5107.9420513549. The cubic root of 26091072 is about 296.5951017604.

The spelling of 26091072 in words is "twenty-six million, ninety-one thousand, seventy-two".