332820432 has 120 divisors (see below), whose sum is σ = 1079317824. Its totient is φ = 93768192.

The previous prime is 332820421. The next prime is 332820437. The reversal of 332820432 is 234028233.

It is a super-2 number, since 2×332820432² = 221538879913333248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332820396 and 332820405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332820437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71323 + ... + 75845.

Almost surely, 2^332820432 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 332820432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (539658912).

332820432 is an abundant number, since it is smaller than the sum of its proper divisors (746497392).

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

332820432 is a wasteful number, since it uses less digits than its factorization.

332820432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4617 (or 4608 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 332820432 is about 18243.3667945366. The cubic root of 332820432 is about 693.0054658714.

Adding to 332820432 its reverse (234028233), we get a palindrome (566848665).

The spelling of 332820432 in words is "three hundred thirty-two million, eight hundred twenty thousand, four hundred thirty-two".