26220366 has 12 divisors (see below), whose sum is σ = 56810832. Its totient is φ = 8740116.

The previous prime is 26220353. The next prime is 26220377. The reversal of 26220366 is 66302262.

It is a happy number.

26220366 is a `hidden beast` number, since 2 + 622 + 0 + 36 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 728326 + ... + 728361.

It is an arithmetic number, because the mean of its divisors is an integer number (4734236).

Almost surely, 2^26220366 is an apocalyptic number.

26220366 is an abundant number, since it is smaller than the sum of its proper divisors (30590466).

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

26220366 is a wasteful number, since it uses less digits than its factorization.

26220366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456695 (or 1456692 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 26220366 is about 5120.5825840426. The cubic root of 26220366 is about 297.0842192204.

The spelling of 26220366 in words is "twenty-six million, two hundred twenty thousand, three hundred sixty-six".