423381612 has 48 divisors (see below), whose sum is σ = 1015562240. Its totient is φ = 137204928.

The previous prime is 423381599. The next prime is 423381653. The reversal of 423381612 is 216183324.

It is a self number, because there is not a number n which added to its sum of digits gives 423381612.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116373 + ... + 119955.

Almost surely, 2^423381612 is an apocalyptic number.

It is an amenable number.

423381612 is an abundant number, since it is smaller than the sum of its proper divisors (592180628).

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

423381612 is a wasteful number, since it uses less digits than its factorization.

423381612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3862 (or 3860 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 423381612 is about 20576.2390149415. The cubic root of 423381612 is about 750.8917464087.

The spelling of 423381612 in words is "four hundred twenty-three million, three hundred eighty-one thousand, six hundred twelve".