423245200 has 120 divisors (see below), whose sum is σ = 1179031680. Its totient is φ = 143001600.

The previous prime is 423245189. The next prime is 423245203. The reversal of 423245200 is 2542324.

It is not an unprimeable number, because it can be changed into a prime (423245203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197736 + ... + 199864.

It is an arithmetic number, because the mean of its divisors is an integer number (9825264).

Almost surely, 2^423245200 is an apocalyptic number.

423245200 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 423245200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (589515840).

423245200 is an abundant number, since it is smaller than the sum of its proper divisors (755786480).

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

423245200 is a wasteful number, since it uses less digits than its factorization.

423245200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225 (or 2214 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 423245200 is about 20572.9239535852. The cubic root of 423245200 is about 750.8110928919.

Adding to 423245200 its reverse (2542324), we get a palindrome (425787524).

It can be divided in two parts, 42324 and 5200, that added together give a square (47524 = 218²).

The spelling of 423245200 in words is "four hundred twenty-three million, two hundred forty-five thousand, two hundred".