26630866 has 8 divisors (see below), whose sum is σ = 40088304. Its totient is φ = 13268100.

The previous prime is 26630843. The next prime is 26630881. The reversal of 26630866 is 66803662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 22960 + ... + 24091.

It is an arithmetic number, because the mean of its divisors is an integer number (5011038).

Almost surely, 2^26630866 is an apocalyptic number.

26630866 is a deficient number, since it is larger than the sum of its proper divisors (13457438).

26630866 is a wasteful number, since it uses less digits than its factorization.

26630866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47336.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 26630866 is about 5160.5102460900. The cubic root of 26630866 is about 298.6265588304.

The spelling of 26630866 in words is "twenty-six million, six hundred thirty thousand, eight hundred sixty-six".