338816329 has 4 divisors (see below), whose sum is σ = 349745920. Its totient is φ = 327886740.

The previous prime is 338816327. The next prime is 338816347. The reversal of 338816329 is 923618833.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 338816329 - 2¹ = 338816327 is a prime.

It is a super-2 number, since 2×338816329² = 229593009594072482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338816321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5464749 + ... + 5464810.

It is an arithmetic number, because the mean of its divisors is an integer number (87436480).

Almost surely, 2^338816329 is an apocalyptic number.

It is an amenable number.

338816329 is a deficient number, since it is larger than the sum of its proper divisors (10929591).

338816329 is a wasteful number, since it uses less digits than its factorization.

338816329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10929590.

The product of its digits is 186624, while the sum is 43.

The square root of 338816329 is about 18406.9641440407. The cubic root of 338816329 is about 697.1423149475.

The spelling of 338816329 in words is "three hundred thirty-eight million, eight hundred sixteen thousand, three hundred twenty-nine".