421411312 has 20 divisors (see below), whose sum is σ = 933125296. Its totient is φ = 180604800.

The previous prime is 421411271. The next prime is 421411349. The reversal of 421411312 is 213114124.

It is a super-2 number, since 2×421411312² = 355174987763122688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 421411312.

It is a congruent 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, 1881189 + ... + 1881412.

Almost surely, 2^421411312 is an apocalyptic number.

It is an amenable number.

421411312 is an abundant number, since it is smaller than the sum of its proper divisors (511713984).

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

421411312 is a wasteful number, since it uses less digits than its factorization.

421411312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3762616 (or 3762610 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 421411312 is about 20528.3051419254. The cubic root of 421411312 is about 749.7251211938.

Adding to 421411312 its reverse (213114124), we get a palindrome (634525436).

The spelling of 421411312 in words is "four hundred twenty-one million, four hundred eleven thousand, three hundred twelve".