26840716 has 24 divisors (see below), whose sum is σ = 53809056. Its totient is φ = 11475840.

The previous prime is 26840663. The next prime is 26840717. The reversal of 26840716 is 61704862.

It is not an unprimeable number, because it can be changed into a prime (26840717) 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, 14736 + ... + 16456.

It is an arithmetic number, because the mean of its divisors is an integer number (2242044).

Almost surely, 2^26840716 is an apocalyptic number.

It is an amenable number.

26840716 is an abundant number, since it is smaller than the sum of its proper divisors (26968340).

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

26840716 is a wasteful number, since it uses less digits than its factorization.

26840716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289 (or 2287 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 26840716 is about 5180.8026405182. The cubic root of 26840716 is about 299.4088953418.

It can be divided in two parts, 26840 and 716, that added together give a square (27556 = 166²).

The spelling of 26840716 in words is "twenty-six million, eight hundred forty thousand, seven hundred sixteen".