10021466 has 64 divisors (see below), whose sum is σ = 20321280. Its totient is φ = 3594240.

The previous prime is 10021457. The next prime is 10021469. The reversal of 10021466 is 66412001.

It is a happy number.

10021466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10021469) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126815 + ... + 126893.

It is an arithmetic number, because the mean of its divisors is an integer number (317520).

Almost surely, 2^10021466 is an apocalyptic number.

10021466 is an abundant number, since it is smaller than the sum of its proper divisors (10299814).

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

10021466 is a wasteful number, since it uses less digits than its factorization.

10021466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 10021466 is about 3165.6699133043. The cubic root of 10021466 is about 215.5975158136.

Adding to 10021466 its reverse (66412001), we get a palindrome (76433467).

The spelling of 10021466 in words is "ten million, twenty-one thousand, four hundred sixty-six".