26716140 has 144 divisors (see below), whose sum is σ = 89945856. Its totient is φ = 6364800.

The previous prime is 26716111. The next prime is 26716153. The reversal of 26716140 is 4161762.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 203875 + ... + 204005.

It is an arithmetic number, because the mean of its divisors is an integer number (624624).

Almost surely, 2^26716140 is an apocalyptic number.

26716140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26716140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44972928).

26716140 is an abundant number, since it is smaller than the sum of its proper divisors (63229716).

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

26716140 is a wasteful number, since it uses less digits than its factorization.

26716140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 26716140 is about 5168.7658101330. The cubic root of 26716140 is about 298.9449606561.

The spelling of 26716140 in words is "twenty-six million, seven hundred sixteen thousand, one hundred forty".