332819989 has 2 divisors, whose sum is σ = 332819990. Its totient is φ = 332819988.

The previous prime is 332819953. The next prime is 332820013. The reversal of 332819989 is 989918233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 330694225 + 2125764 = 18185^2 + 1458^2 .

It is a cyclic number.

It is not a de Polignac number, because 332819989 - 2¹¹ = 332817941 is a prime.

It is a super-2 number, since 2×332819989² = 221538290155920242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (332813989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166409994 + 166409995.

It is an arithmetic number, because the mean of its divisors is an integer number (166409995).

Almost surely, 2^332819989 is an apocalyptic number.

It is an amenable number.

332819989 is a deficient number, since it is larger than the sum of its proper divisors (1).

332819989 is an equidigital number, since it uses as much as digits as its factorization.

332819989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 839808, while the sum is 52.

The square root of 332819989 is about 18243.3546531333. The cubic root of 332819989 is about 693.0051583968.

The spelling of 332819989 in words is "three hundred thirty-two million, eight hundred nineteen thousand, nine hundred eighty-nine".