423066456 has 32 divisors (see below), whose sum is σ = 1175185200. Its totient is φ = 141022080.

The previous prime is 423066443. The next prime is 423066491. The reversal of 423066456 is 654660324.

423066456 is a `hidden beast` number, since 4 + 2 + 3 + 0 + 6 + 645 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 423066456.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 979105 + ... + 979536.

Almost surely, 2^423066456 is an apocalyptic number.

It is an amenable number.

423066456 is an abundant number, since it is smaller than the sum of its proper divisors (752118744).

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

423066456 is a wasteful number, since it uses less digits than its factorization.

423066456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958656 (or 1958646 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 423066456 is about 20568.5793383987. The cubic root of 423066456 is about 750.7053843692.

The spelling of 423066456 in words is "four hundred twenty-three million, sixty-six thousand, four hundred fifty-six".