332129393 has 2 divisors, whose sum is σ = 332129394. Its totient is φ = 332129392.

The previous prime is 332129383. The next prime is 332129411. The reversal of 332129393 is 393921233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 276656689 + 55472704 = 16633^2 + 7448^2 .

It is a cyclic number.

It is not a de Polignac number, because 332129393 - 2⁸ = 332129137 is a prime.

It is a super-2 number, since 2×332129393² = 220619867389096898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (332129333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166064696 + 166064697.

It is an arithmetic number, because the mean of its divisors is an integer number (166064697).

Almost surely, 2^332129393 is an apocalyptic number.

It is an amenable number.

332129393 is a deficient number, since it is larger than the sum of its proper divisors (1).

332129393 is an equidigital number, since it uses as much as digits as its factorization.

332129393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26244, while the sum is 35.

The square root of 332129393 is about 18224.4174941204. The cubic root of 332129393 is about 692.5255017174.

The spelling of 332129393 in words is "three hundred thirty-two million, one hundred twenty-nine thousand, three hundred ninety-three".