26205340 has 24 divisors (see below), whose sum is σ = 62893152. Its totient is φ = 8984640.

The previous prime is 26205331. The next prime is 26205343. The reversal of 26205340 is 4350262.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26205343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93451 + ... + 93730.

It is an arithmetic number, because the mean of its divisors is an integer number (2620548).

Almost surely, 2^26205340 is an apocalyptic number.

26205340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26205340 is an abundant number, since it is smaller than the sum of its proper divisors (36687812).

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

26205340 is a wasteful number, since it uses less digits than its factorization.

26205340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187197 (or 187195 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 26205340 is about 5119.1151579155. The cubic root of 26205340 is about 297.0274587558.

The spelling of 26205340 in words is "twenty-six million, two hundred five thousand, three hundred forty".