26982666 has 16 divisors (see below), whose sum is σ = 59961600. Its totient is φ = 8994204.

The previous prime is 26982661. The next prime is 26982667. The reversal of 26982666 is 66628962.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26982661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249786 + ... + 249893.

It is an arithmetic number, because the mean of its divisors is an integer number (3747600).

Almost surely, 2^26982666 is an apocalyptic number.

26982666 is an abundant number, since it is smaller than the sum of its proper divisors (32978934).

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

26982666 is a wasteful number, since it uses less digits than its factorization.

26982666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499690 (or 499684 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 26982666 is about 5194.4841899846. The cubic root of 26982666 is about 299.9357862563.

The spelling of 26982666 in words is "twenty-six million, nine hundred eighty-two thousand, six hundred sixty-six".