20250466 has 8 divisors (see below), whose sum is σ = 31974480. Its totient is φ = 9592308.

The previous prime is 20250457. The next prime is 20250469. The reversal of 20250466 is 66405202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20250466.

It is not an unprimeable number, because it can be changed into a prime (20250469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266416 + ... + 266491.

It is an arithmetic number, because the mean of its divisors is an integer number (3996810).

Almost surely, 2^20250466 is an apocalyptic number.

20250466 is a deficient number, since it is larger than the sum of its proper divisors (11724014).

20250466 is a wasteful number, since it uses less digits than its factorization.

20250466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532928.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 20250466 is about 4500.0517774799. The cubic root of 20250466 is about 272.5701797191.

Adding to 20250466 its reverse (66405202), we get a palindrome (86655668).

The spelling of 20250466 in words is "twenty million, two hundred fifty thousand, four hundred sixty-six".