26481872 has 20 divisors (see below), whose sum is σ = 53078820. Its totient is φ = 12784128.

The previous prime is 26481841. The next prime is 26481887. The reversal of 26481872 is 27818462.

It can be written as a sum of positive squares in 2 ways, for example, as 17505856 + 8976016 = 4184^2 + 2996^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28073 + ... + 29000.

It is an arithmetic number, because the mean of its divisors is an integer number (2653941).

Almost surely, 2^26481872 is an apocalyptic number.

It is an amenable number.

26481872 is an abundant number, since it is smaller than the sum of its proper divisors (26596948).

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

26481872 is a wasteful number, since it uses less digits than its factorization.

26481872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57110 (or 57104 counting only the distinct ones).

The product of its digits is 43008, while the sum is 38.

The square root of 26481872 is about 5146.0540222582. The cubic root of 26481872 is about 298.0685997349.

The spelling of 26481872 in words is "twenty-six million, four hundred eighty-one thousand, eight hundred seventy-two".