423355016 has 16 divisors (see below), whose sum is σ = 907189440. Its totient is φ = 181437840.

The previous prime is 423355013. The next prime is 423355033. The reversal of 423355016 is 610553324.

It is a self number, because there is not a number n which added to its sum of digits gives 423355016.

It is not an unprimeable number, because it can be changed into a prime (423355013) 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, 3779900 + ... + 3780011.

It is an arithmetic number, because the mean of its divisors is an integer number (56699340).

Almost surely, 2^423355016 is an apocalyptic number.

It is an amenable number.

423355016 is an abundant number, since it is smaller than the sum of its proper divisors (483834424).

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

423355016 is a wasteful number, since it uses less digits than its factorization.

423355016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7559924 (or 7559920 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 423355016 is about 20575.5927253627. The cubic root of 423355016 is about 750.8760228986.

The spelling of 423355016 in words is "four hundred twenty-three million, three hundred fifty-five thousand, sixteen".