423133332 has 96 divisors (see below), whose sum is σ = 1092430080. Its totient is φ = 126904320.

The previous prime is 423133301. The next prime is 423133351. The reversal of 423133332 is 233331324.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459969 + ... + 460887.

It is an arithmetic number, because the mean of its divisors is an integer number (11379480).

Almost surely, 2^423133332 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 423133332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546215040).

423133332 is an abundant number, since it is smaller than the sum of its proper divisors (669296748).

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

423133332 is a wasteful number, since it uses less digits than its factorization.

423133332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041 (or 1039 counting only the distinct ones).

The product of its digits is 3888, while the sum is 24.

The square root of 423133332 is about 20570.2049576566. The cubic root of 423133332 is about 750.7449380670.

Adding to 423133332 its reverse (233331324), we get a palindrome (656464656).

The spelling of 423133332 in words is "four hundred twenty-three million, one hundred thirty-three thousand, three hundred thirty-two".