332340209 has 2 divisors, whose sum is σ = 332340210. Its totient is φ = 332340208.

The previous prime is 332340199. The next prime is 332340241. The reversal of 332340209 is 902043233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320589025 + 11751184 = 17905^2 + 3428^2 .

It is a cyclic number.

It is not a de Polignac number, because 332340209 - 2⁴ = 332340193 is a prime.

It is a super-2 number, since 2×332340209² = 220900029036327362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (332340289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166170104 + 166170105.

It is an arithmetic number, because the mean of its divisors is an integer number (166170105).

Almost surely, 2^332340209 is an apocalyptic number.

It is an amenable number.

332340209 is a deficient number, since it is larger than the sum of its proper divisors (1).

332340209 is an equidigital number, since it uses as much as digits as its factorization.

332340209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 332340209 is about 18230.2004651622. The cubic root of 332340209 is about 692.6719954037.

The spelling of 332340209 in words is "three hundred thirty-two million, three hundred forty thousand, two hundred nine".