335042321 has 2 divisors, whose sum is σ = 335042322. Its totient is φ = 335042320.

The previous prime is 335042299. The next prime is 335042329. The reversal of 335042321 is 123240533.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219780625 + 115261696 = 14825^2 + 10736^2 .

It is a cyclic number.

It is not a de Polignac number, because 335042321 - 2¹⁸ = 334780177 is a prime.

It is a super-2 number, since 2×335042321² = 224506713722134082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (335042329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167521160 + 167521161.

It is an arithmetic number, because the mean of its divisors is an integer number (167521161).

Almost surely, 2^335042321 is an apocalyptic number.

It is an amenable number.

335042321 is a deficient number, since it is larger than the sum of its proper divisors (1).

335042321 is an equidigital number, since it uses as much as digits as its factorization.

335042321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 335042321 is about 18304.1613028295. The cubic root of 335042321 is about 694.5442009075.

Adding to 335042321 its reverse (123240533), we get a palindrome (458282854).

The spelling of 335042321 in words is "three hundred thirty-five million, forty-two thousand, three hundred twenty-one".