329168449 has 3 divisors (see below), whose sum is σ = 329186593. Its totient is φ = 329150306.

The previous prime is 329168443. The next prime is 329168453. The reversal of 329168449 is 944861923.

The square root of 329168449 is 18143.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 329168449 - 2¹⁷ = 329037377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 329168399 and 329168408.

It is not an unprimeable number, because it can be changed into a prime (329168443) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 9072 + ... + 27214.

Almost surely, 2^329168449 is an apocalyptic number.

329168449 is the 18143-rd square number.

329168449 is the 9072-nd centered octagonal number.

It is an amenable number.

329168449 is a deficient number, since it is larger than the sum of its proper divisors (18144).

329168449 is an frugal number, since it uses more digits than its factorization.

329168449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36286 (or 18143 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The cubic root of 329168449 is about 690.4613934272.

The spelling of 329168449 in words is "three hundred twenty-nine million, one hundred sixty-eight thousand, four hundred forty-nine".