352366321 has 2 divisors, whose sum is σ = 352366322. Its totient is φ = 352366320.

The previous prime is 352366309. The next prime is 352366331. The reversal of 352366321 is 123663253.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234426721 + 117939600 = 15311^2 + 10860^2 .

It is a cyclic number.

It is not a de Polignac number, because 352366321 - 2¹³ = 352358129 is a prime.

It is not a weakly prime, because it can be changed into another prime (352366331) 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, 176183160 + 176183161.

It is an arithmetic number, because the mean of its divisors is an integer number (176183161).

Almost surely, 2^352366321 is an apocalyptic number.

It is an amenable number.

352366321 is a deficient number, since it is larger than the sum of its proper divisors (1).

352366321 is an equidigital number, since it uses as much as digits as its factorization.

352366321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 31.

The square root of 352366321 is about 18771.4229881488. The cubic root of 352366321 is about 706.3145141056.

The spelling of 352366321 in words is "three hundred fifty-two million, three hundred sixty-six thousand, three hundred twenty-one".