26081340 has 24 divisors (see below), whose sum is σ = 73027920. Its totient is φ = 6955008.

The previous prime is 26081303. The next prime is 26081359. The reversal of 26081340 is 4318062.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 26081340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217285 + ... + 217404.

It is an arithmetic number, because the mean of its divisors is an integer number (3042830).

Almost surely, 2^26081340 is an apocalyptic number.

26081340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26081340 is an abundant number, since it is smaller than the sum of its proper divisors (46946580).

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

26081340 is a wasteful number, since it uses less digits than its factorization.

26081340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434701 (or 434699 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 26081340 is about 5106.9893283617. The cubic root of 26081340 is about 296.5582204025.

The spelling of 26081340 in words is "twenty-six million, eighty-one thousand, three hundred forty".