423385088 has 72 divisors (see below), whose sum is σ = 985011300. Its totient is φ = 181407744.

The previous prime is 423385087. The next prime is 423385091. The reversal of 423385088 is 880583324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423385087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98243 + ... + 102461.

Almost surely, 2^423385088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423385088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (492505650).

423385088 is an abundant number, since it is smaller than the sum of its proper divisors (561626212).

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

423385088 is an equidigital number, since it uses as much as digits as its factorization.

423385088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255 (or 4228 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 423385088 is about 20576.3234811275. The cubic root of 423385088 is about 750.8938013653.

The spelling of 423385088 in words is "four hundred twenty-three million, three hundred eighty-five thousand, eighty-eight".