420332 has 24 divisors (see below), whose sum is σ = 825552. Its totient is φ = 185600.

The previous prime is 420331. The next prime is 420341. The reversal of 420332 is 233024.

420332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 420332.

It is not an unprimeable number, because it can be changed into a prime (420331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1688 + ... + 1920.

It is an arithmetic number, because the mean of its divisors is an integer number (34398).

2⁴²⁰³³² is an apocalyptic number.

It is an amenable number.

420332 is a deficient number, since it is larger than the sum of its proper divisors (405220).

420332 is a wasteful number, since it uses less digits than its factorization.

420332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 287 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 420332 is about 648.3301628029. The cubic root of 420332 is about 74.9084512595.

Adding to 420332 its reverse (233024), we get a palindrome (653356).

The spelling of 420332 in words is "four hundred twenty thousand, three hundred thirty-two".