332130421 has 16 divisors (see below), whose sum is σ = 386760960. Its totient is φ = 279319680.

The previous prime is 332130371. The next prime is 332130433. The reversal of 332130421 is 124031233.

It is a cyclic number.

It is not a de Polignac number, because 332130421 - 2¹⁵ = 332097653 is a prime.

It is a super-2 number, since 2×332130421² = 220621233107274482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332130481) 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 15 ways as a sum of consecutive naturals, for example, 242280 + ... + 243646.

It is an arithmetic number, because the mean of its divisors is an integer number (24172560).

Almost surely, 2^332130421 is an apocalyptic number.

It is an amenable number.

332130421 is a deficient number, since it is larger than the sum of its proper divisors (54630539).

332130421 is a wasteful number, since it uses less digits than its factorization.

332130421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 332130421 is about 18224.4456980178. The cubic root of 332130421 is about 692.5262162135.

Adding to 332130421 its reverse (124031233), we get a palindrome (456161654).

The spelling of 332130421 in words is "three hundred thirty-two million, one hundred thirty thousand, four hundred twenty-one".