20466268 has 24 divisors (see below), whose sum is σ = 38419920. Its totient is φ = 9509760.

The previous prime is 20466239. The next prime is 20466269. The reversal of 20466268 is 86266402.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20466269) by changing a digit.

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, 1488 + ... + 6568.

It is an arithmetic number, because the mean of its divisors is an integer number (1600830).

Almost surely, 2^20466268 is an apocalyptic number.

It is an amenable number.

20466268 is a deficient number, since it is larger than the sum of its proper divisors (17953652).

20466268 is a wasteful number, since it uses less digits than its factorization.

20466268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5157 (or 5155 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 20466268 is about 4523.9659592000. The cubic root of 20466268 is about 273.5349883438.

The spelling of 20466268 in words is "twenty million, four hundred sixty-six thousand, two hundred sixty-eight".