26345172 has 96 divisors (see below), whose sum is σ = 78382080. Its totient is φ = 6704640.

The previous prime is 26345167. The next prime is 26345173. The reversal of 26345172 is 27154362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26345173) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26647 + ... + 27617.

It is an arithmetic number, because the mean of its divisors is an integer number (816480).

Almost surely, 2^26345172 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 26345172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39191040).

26345172 is an abundant number, since it is smaller than the sum of its proper divisors (52036908).

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

26345172 is a wasteful number, since it uses less digits than its factorization.

26345172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021 (or 1019 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 26345172 is about 5132.7548158859. The cubic root of 26345172 is about 297.5548358303.

The spelling of 26345172 in words is "twenty-six million, three hundred forty-five thousand, one hundred seventy-two".