20627466 has 8 divisors (see below), whose sum is σ = 41254944. Its totient is φ = 6875820.

The previous prime is 20627449. The next prime is 20627471. The reversal of 20627466 is 66472602.

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

20627466 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1718950 + ... + 1718961.

It is an arithmetic number, because the mean of its divisors is an integer number (5156868).

Almost surely, 2^20627466 is an apocalyptic number.

20627466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20627466 is a wasteful number, since it uses less digits than its factorization.

20627466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437916.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 20627466 is about 4541.7470206959. The cubic root of 20627466 is about 274.2512569097.

It can be divided in two parts, 206 and 27466, that added together give a palindrome (27672).

The spelling of 20627466 in words is "twenty million, six hundred twenty-seven thousand, four hundred sixty-six".