332881949 has 2 divisors, whose sum is σ = 332881950. Its totient is φ = 332881948.

The previous prime is 332881909. The next prime is 332881951. The reversal of 332881949 is 949188233.

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., 221473924 + 111408025 = 14882^2 + 10555^2 .

It is a cyclic number.

It is not a de Polignac number, because 332881949 - 2¹⁶ = 332816413 is a prime.

It is a super-2 number, since 2×332881949² = 221620783940077202, which contains 22 as substring.

Together with 332881951, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (332881909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166440974 + 166440975.

It is an arithmetic number, because the mean of its divisors is an integer number (166440975).

Almost surely, 2^332881949 is an apocalyptic number.

It is an amenable number.

332881949 is a deficient number, since it is larger than the sum of its proper divisors (1).

332881949 is an equidigital number, since it uses as much as digits as its factorization.

332881949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 47.

The square root of 332881949 is about 18245.0527266983. The cubic root of 332881949 is about 693.0481605568.

The spelling of 332881949 in words is "three hundred thirty-two million, eight hundred eighty-one thousand, nine hundred forty-nine".