26671104 has 72 divisors (see below), whose sum is σ = 77084280. Its totient is φ = 8884224.

The previous prime is 26671103. The next prime is 26671109. The reversal of 26671104 is 40117662.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×26671104² = 1422695577157632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26671103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17709 + ... + 19155.

It is an arithmetic number, because the mean of its divisors is an integer number (1070615).

Almost surely, 2^26671104 is an apocalyptic number.

26671104 is a gapful number since it is divisible by the number (24) 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 26671104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38542140).

26671104 is an abundant number, since it is smaller than the sum of its proper divisors (50413176).

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

26671104 is a wasteful number, since it uses less digits than its factorization.

26671104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475 (or 1452 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 26671104 is about 5164.4074200241. The cubic root of 26671104 is about 298.7768867570.

Adding to 26671104 its reverse (40117662), we get a palindrome (66788766).

The spelling of 26671104 in words is "twenty-six million, six hundred seventy-one thousand, one hundred four".