26198872 has 32 divisors (see below), whose sum is σ = 59097600. Its totient is φ = 10636704.

The previous prime is 26198857. The next prime is 26198873. The reversal of 26198872 is 27889162.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26198873) by changing a digit.

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, 11248 + ... + 13375.

It is an arithmetic number, because the mean of its divisors is an integer number (1846800).

Almost surely, 2^26198872 is an apocalyptic number.

It is an amenable number.

26198872 is an abundant number, since it is smaller than the sum of its proper divisors (32898728).

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

26198872 is a wasteful number, since it uses less digits than its factorization.

26198872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24655 (or 24651 counting only the distinct ones).

The product of its digits is 96768, while the sum is 43.

The square root of 26198872 is about 5118.4833691241. The cubic root of 26198872 is about 297.0030193135.

The spelling of 26198872 in words is "twenty-six million, one hundred ninety-eight thousand, eight hundred seventy-two".