423354216 has 16 divisors (see below), whose sum is σ = 1058385600. Its totient is φ = 141118064.

The previous prime is 423354203. The next prime is 423354223. The reversal of 423354216 is 612453324.

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, 8819856 + ... + 8819903.

It is an arithmetic number, because the mean of its divisors is an integer number (66149100).

Almost surely, 2^423354216 is an apocalyptic number.

It is an amenable number.

423354216 is an abundant number, since it is smaller than the sum of its proper divisors (635031384).

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

423354216 is a wasteful number, since it uses less digits than its factorization.

423354216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17639768 (or 17639764 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 423354216 is about 20575.5732848443. The cubic root of 423354216 is about 750.8755499298.

The spelling of 423354216 in words is "four hundred twenty-three million, three hundred fifty-four thousand, two hundred sixteen".