421472210 has 48 divisors (see below), whose sum is σ = 792371160. Its totient is φ = 161314560.

The previous prime is 421472203. The next prime is 421472213. The reversal of 421472210 is 12274124.

421472210 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 329676649 + 91795561 = 18157^2 + 9581^2 .

It is not an unprimeable number, because it can be changed into a prime (421472213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1840376 + ... + 1840604.

Almost surely, 2^421472210 is an apocalyptic number.

421472210 is a deficient number, since it is larger than the sum of its proper divisors (370898950).

421472210 is a wasteful number, since it uses less digits than its factorization.

421472210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 344 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 421472210 is about 20529.7883574089. The cubic root of 421472210 is about 749.7612336252.

The spelling of 421472210 in words is "four hundred twenty-one million, four hundred seventy-two thousand, two hundred ten".