26471872 has 56 divisors (see below), whose sum is σ = 61695584. Its totient is φ = 11031552.

The previous prime is 26471869. The next prime is 26471881. The reversal of 26471872 is 27817462.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15778 + ... + 17374.

Almost surely, 2^26471872 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 26471872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30847792).

26471872 is an abundant number, since it is smaller than the sum of its proper divisors (35223712).

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

26471872 is a wasteful number, since it uses less digits than its factorization.

26471872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653 (or 1643 counting only the distinct ones).

The product of its digits is 37632, while the sum is 37.

The square root of 26471872 is about 5145.0823122667. The cubic root of 26471872 is about 298.0310764402.

The spelling of 26471872 in words is "twenty-six million, four hundred seventy-one thousand, eight hundred seventy-two".