423381912 has 32 divisors (see below), whose sum is σ = 1068737280. Its totient is φ = 139756320.

The previous prime is 423381901. The next prime is 423381943. The reversal of 423381912 is 219183324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83164 + ... + 88107.

It is an arithmetic number, because the mean of its divisors is an integer number (33398040).

Almost surely, 2^423381912 is an apocalyptic number.

It is an amenable number.

423381912 is an abundant number, since it is smaller than the sum of its proper divisors (645355368).

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

423381912 is a wasteful number, since it uses less digits than its factorization.

423381912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171383 (or 171379 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 423381912 is about 20576.2463049022. The cubic root of 423381912 is about 750.8919237644.

The spelling of 423381912 in words is "four hundred twenty-three million, three hundred eighty-one thousand, nine hundred twelve".