332432421 has 8 divisors (see below), whose sum is σ = 443985600. Its totient is φ = 221250432.

The previous prime is 332432413. The next prime is 332432447. The reversal of 332432421 is 124234233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 332432421 - 2³ = 332432413 is a prime.

It is a super-2 number, since 2×332432421² = 221022629063842482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332432391 and 332432400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332432411) 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, 90700 + ... + 94293.

It is an arithmetic number, because the mean of its divisors is an integer number (55498200).

Almost surely, 2^332432421 is an apocalyptic number.

It is an amenable number.

332432421 is a deficient number, since it is larger than the sum of its proper divisors (111553179).

332432421 is a wasteful number, since it uses less digits than its factorization.

332432421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185595.

The product of its digits is 3456, while the sum is 24.

The square root of 332432421 is about 18232.7293897540. The cubic root of 332432421 is about 692.7360530187.

Adding to 332432421 its reverse (124234233), we get a palindrome (456666654).

The spelling of 332432421 in words is "three hundred thirty-two million, four hundred thirty-two thousand, four hundred twenty-one".