332051521 has 2 divisors, whose sum is σ = 332051522. Its totient is φ = 332051520.

The previous prime is 332051501. The next prime is 332051549. The reversal of 332051521 is 125150233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251698225 + 80353296 = 15865^2 + 8964^2 .

It is a cyclic number.

It is not a de Polignac number, because 332051521 - 2⁷ = 332051393 is a prime.

It is a super-2 number, since 2×332051521² = 220516425196826882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332051492 and 332051501.

It is not a weakly prime, because it can be changed into another prime (332051501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166025760 + 166025761.

It is an arithmetic number, because the mean of its divisors is an integer number (166025761).

Almost surely, 2^332051521 is an apocalyptic number.

It is an amenable number.

332051521 is a deficient number, since it is larger than the sum of its proper divisors (1).

332051521 is an equidigital number, since it uses as much as digits as its factorization.

332051521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 332051521 is about 18222.2808945532. The cubic root of 332051521 is about 692.4713736554.

The spelling of 332051521 in words is "three hundred thirty-two million, fifty-one thousand, five hundred twenty-one".