423333120 has 144 divisors (see below), whose sum is σ = 1545264000. Its totient is φ = 96755712.

The previous prime is 423333061. The next prime is 423333149. The reversal of 423333120 is 21333324.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19006 + ... + 34754.

It is an arithmetic number, because the mean of its divisors is an integer number (10731000).

Almost surely, 2^423333120 is an apocalyptic number.

423333120 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 423333120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (772632000).

423333120 is an abundant number, since it is smaller than the sum of its proper divisors (1121930880).

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

423333120 is a wasteful number, since it uses less digits than its factorization.

423333120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15780 (or 15766 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 423333120 is about 20575.0606317454. The cubic root of 423333120 is about 750.8630775264.

Adding to 423333120 its reverse (21333324), we get a palindrome (444666444).

The spelling of 423333120 in words is "four hundred twenty-three million, three hundred thirty-three thousand, one hundred twenty".