332121424 has 10 divisors (see below), whose sum is σ = 643485290. Its totient is φ = 166060704.

The previous prime is 332121409. The next prime is 332121467. The reversal of 332121424 is 424121233.

It can be written as a sum of positive squares in only one way, i.e., 189557824 + 142563600 = 13768^2 + 11940^2 .

It is a super-2 number, since 2×332121424² = 220609280559575552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332121395 and 332121404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10378779 + ... + 10378810.

It is an arithmetic number, because the mean of its divisors is an integer number (64348529).

Almost surely, 2^332121424 is an apocalyptic number.

It is an amenable number.

332121424 is a deficient number, since it is larger than the sum of its proper divisors (311363866).

332121424 is a wasteful number, since it uses less digits than its factorization.

332121424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20757597 (or 20757591 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 332121424 is about 18224.1988575630. The cubic root of 332121424 is about 692.5199629324.

Adding to 332121424 its reverse (424121233), we get a palindrome (756242657).

The spelling of 332121424 in words is "three hundred thirty-two million, one hundred twenty-one thousand, four hundred twenty-four".