338004309 has 8 divisors (see below), whose sum is σ = 466212960. Its totient is φ = 217565936.

The previous prime is 338004283. The next prime is 338004341. The reversal of 338004309 is 903400833.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 338004309 - 2¹³ = 337996117 is a prime.

It is a super-2 number, since 2×338004309² = 228493825805134962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334004309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1942467 + ... + 1942640.

It is an arithmetic number, because the mean of its divisors is an integer number (58276620).

Almost surely, 2^338004309 is an apocalyptic number.

It is an amenable number.

338004309 is a deficient number, since it is larger than the sum of its proper divisors (128208651).

338004309 is a wasteful number, since it uses less digits than its factorization.

338004309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885139.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 338004309 is about 18384.8934998275. The cubic root of 338004309 is about 696.5849369056.

The spelling of 338004309 in words is "three hundred thirty-eight million, four thousand, three hundred nine".