332421020 has 24 divisors (see below), whose sum is σ = 699922944. Its totient is φ = 132618176.

The previous prime is 332421007. The next prime is 332421041. The reversal of 332421020 is 20124233.

It is a super-2 number, since 2×332421020² = 221007469075680800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 332421020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14039 + ... + 29358.

It is an arithmetic number, because the mean of its divisors is an integer number (29163456).

Almost surely, 2^332421020 is an apocalyptic number.

It is an amenable number.

332421020 is an abundant number, since it is smaller than the sum of its proper divisors (367501924).

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

332421020 is a wasteful number, since it uses less digits than its factorization.

332421020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43789 (or 43787 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 332421020 is about 18232.4167350354. The cubic root of 332421020 is about 692.7281336407.

Adding to 332421020 its reverse (20124233), we get a palindrome (352545253).

The spelling of 332421020 in words is "three hundred thirty-two million, four hundred twenty-one thousand, twenty".