423334146 has 16 divisors (see below), whose sum is σ = 851864544. Its totient is φ = 140245344.

The previous prime is 423334139. The next prime is 423334147. The reversal of 423334146 is 641433324.

It is not an unprimeable number, because it can be changed into a prime (423334147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215451 + ... + 217406.

It is an arithmetic number, because the mean of its divisors is an integer number (53241534).

Almost surely, 2^423334146 is an apocalyptic number.

423334146 is an abundant number, since it is smaller than the sum of its proper divisors (428530398).

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

423334146 is a wasteful number, since it uses less digits than its factorization.

423334146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433025.

The product of its digits is 20736, while the sum is 30.

The square root of 423334146 is about 20575.0855648282. The cubic root of 423334146 is about 750.8636841290.

The spelling of 423334146 in words is "four hundred twenty-three million, three hundred thirty-four thousand, one hundred forty-six".