423593966 has 8 divisors (see below), whose sum is σ = 644874600. Its totient is φ = 208635768.

The previous prime is 423593957. The next prime is 423593977. The reversal of 423593966 is 669395324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 423593966.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1580441 + ... + 1580708.

It is an arithmetic number, because the mean of its divisors is an integer number (80609325).

Almost surely, 2^423593966 is an apocalyptic number.

423593966 is a deficient number, since it is larger than the sum of its proper divisors (221280634).

423593966 is a wasteful number, since it uses less digits than its factorization.

423593966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161218.

The product of its digits is 1049760, while the sum is 47.

The square root of 423593966 is about 20581.3985433449. The cubic root of 423593966 is about 751.0172661209.

The spelling of 423593966 in words is "four hundred twenty-three million, five hundred ninety-three thousand, nine hundred sixty-six".