421112304 has 120 divisors (see below), whose sum is σ = 1284414320. Its totient is φ = 132074496.

The previous prime is 421112299. The next prime is 421112327. The reversal of 421112304 is 403211124.

421112304 is a `hidden beast` number, since 421 + 11 + 230 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123162 + ... + 126534.

Almost surely, 2^421112304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421112304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (642207160).

421112304 is an abundant number, since it is smaller than the sum of its proper divisors (863302016).

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

421112304 is a wasteful number, since it uses less digits than its factorization.

421112304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3424 (or 3395 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 421112304 is about 20521.0210272296. The cubic root of 421112304 is about 749.5477593593.

Adding to 421112304 its reverse (403211124), we get a palindrome (824323428).

The spelling of 421112304 in words is "four hundred twenty-one million, one hundred twelve thousand, three hundred four".