423859884 has 24 divisors (see below), whose sum is σ = 1130293248. Its totient is φ = 121102800.

The previous prime is 423859883. The next prime is 423859897. The reversal of 423859884 is 488958324.

It is not an unprimeable number, because it can be changed into a prime (423859883) 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, 2522892 + ... + 2523059.

It is an arithmetic number, because the mean of its divisors is an integer number (47095552).

Almost surely, 2^423859884 is an apocalyptic number.

It is an amenable number.

423859884 is an abundant number, since it is smaller than the sum of its proper divisors (706433364).

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

423859884 is a wasteful number, since it uses less digits than its factorization.

423859884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5045965 (or 5045963 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 51.

The square root of 423859884 is about 20587.8576835959. The cubic root of 423859884 is about 751.1743876805.

The spelling of 423859884 in words is "four hundred twenty-three million, eight hundred fifty-nine thousand, eight hundred eighty-four".