423873168 has 80 divisors (see below), whose sum is σ = 1139736576. Its totient is φ = 135596160.

The previous prime is 423873167. The next prime is 423873173. The reversal of 423873168 is 861378324.

It is not an unprimeable number, because it can be changed into a prime (423873167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187855 + ... + 190097.

Almost surely, 2^423873168 is an apocalyptic number.

423873168 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423873168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569868288).

423873168 is an abundant number, since it is smaller than the sum of its proper divisors (715863408).

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

423873168 is a wasteful number, since it uses less digits than its factorization.

423873168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412 (or 2406 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 423873168 is about 20588.1802984139. The cubic root of 423873168 is about 751.1822350036.

The spelling of 423873168 in words is "four hundred twenty-three million, eight hundred seventy-three thousand, one hundred sixty-eight".