423210668 has 12 divisors (see below), whose sum is σ = 740782392. Its totient is φ = 211558560.

The previous prime is 423210653. The next prime is 423210677. The reversal of 423210668 is 866012324.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15896 + ... + 33152.

It is an arithmetic number, because the mean of its divisors is an integer number (61731866).

Almost surely, 2^423210668 is an apocalyptic number.

It is an amenable number.

423210668 is a deficient number, since it is larger than the sum of its proper divisors (317571724).

423210668 is a wasteful number, since it uses less digits than its factorization.

423210668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23392 (or 23390 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 423210668 is about 20572.0846780291. The cubic root of 423210668 is about 750.7906731181.

The spelling of 423210668 in words is "four hundred twenty-three million, two hundred ten thousand, six hundred sixty-eight".