423663412 has 12 divisors (see below), whose sum is σ = 750796480. Its totient is φ = 209150136.

The previous prime is 423663347. The next prime is 423663413. The reversal of 423663412 is 214366324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423663413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670038 + ... + 670669.

Almost surely, 2^423663412 is an apocalyptic number.

It is an amenable number.

423663412 is a deficient number, since it is larger than the sum of its proper divisors (327133068).

423663412 is a wasteful number, since it uses less digits than its factorization.

423663412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340790 (or 1340788 counting only the distinct ones).

The product of its digits is 20736, while the sum is 31.

The square root of 423663412 is about 20583.0855801554. The cubic root of 423663412 is about 751.0583056535.

The spelling of 423663412 in words is "four hundred twenty-three million, six hundred sixty-three thousand, four hundred twelve".