433420032 has 144 divisors (see below), whose sum is σ = 1238418720. Its totient is φ = 134086656.

The previous prime is 433420019. The next prime is 433420033. The reversal of 433420032 is 230024334.

It is a junction number, because it is equal to n+sod(n) for n = 433419990 and 433420008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (433420033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1161798 + ... + 1162170.

It is an arithmetic number, because the mean of its divisors is an integer number (8600130).

Almost surely, 2^433420032 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 433420032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619209360).

433420032 is an abundant number, since it is smaller than the sum of its proper divisors (804998688).

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

433420032 is a wasteful number, since it uses less digits than its factorization.

433420032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 433420032 is about 20818.7423251262. The cubic root of 433420032 is about 756.7800241156.

Adding to 433420032 its reverse (230024334), we get a palindrome (663444366).

The spelling of 433420032 in words is "four hundred thirty-three million, four hundred twenty thousand, thirty-two".