423030000 has 200 divisors, whose sum is σ = 1394553600. Its totient is φ = 110432000.

The previous prime is 423029993. The next prime is 423030017. The reversal of 423030000 is 30324.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1769881 + ... + 1770119.

It is an arithmetic number, because the mean of its divisors is an integer number (6972768).

Almost surely, 2^423030000 is an apocalyptic number.

423030000 is a gapful number since it is divisible by the number (40) 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 423030000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (697276800).

423030000 is an abundant number, since it is smaller than the sum of its proper divisors (971523600).

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

423030000 is a wasteful number, since it uses less digits than its factorization.

423030000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 423030000 is about 20567.6931132298. The cubic root of 423030000 is about 750.6838207738.

Adding to 423030000 its reverse (30324), we get a palindrome (423060324).

The spelling of 423030000 in words is "four hundred twenty-three million, thirty thousand".