20468366 has 16 divisors (see below), whose sum is σ = 31484544. Its totient is φ = 9976824.

The previous prime is 20468353. The next prime is 20468407. The reversal of 20468366 is 66386402.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 7 ways as a sum of consecutive naturals, for example, 13061 + ... + 14543.

It is an arithmetic number, because the mean of its divisors is an integer number (1967784).

Almost surely, 2^20468366 is an apocalyptic number.

20468366 is a deficient number, since it is larger than the sum of its proper divisors (11016178).

20468366 is a wasteful number, since it uses less digits than its factorization.

20468366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 20468366 is about 4524.1978294500. The cubic root of 20468366 is about 273.5443347277.

The spelling of 20468366 in words is "twenty million, four hundred sixty-eight thousand, three hundred sixty-six".