423455244 has 24 divisors (see below), whose sum is σ = 1046184048. Its totient is φ = 132848640.

The previous prime is 423455239. The next prime is 423455321. The reversal of 423455244 is 442554324.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1037677 + ... + 1038084.

It is an arithmetic number, because the mean of its divisors is an integer number (43591002).

Almost surely, 2^423455244 is an apocalyptic number.

It is an amenable number.

423455244 is an abundant number, since it is smaller than the sum of its proper divisors (622728804).

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

423455244 is a wasteful number, since it uses less digits than its factorization.

423455244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075785 (or 2075783 counting only the distinct ones).

The product of its digits is 76800, while the sum is 33.

The square root of 423455244 is about 20578.0281854215. The cubic root of 423455244 is about 750.9352740873.

The spelling of 423455244 in words is "four hundred twenty-three million, four hundred fifty-five thousand, two hundred forty-four".