334004639 has 2 divisors, whose sum is σ = 334004640. Its totient is φ = 334004638.

The previous prime is 334004621. The next prime is 334004681. The reversal of 334004639 is 936400433.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (936400433) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-334004639 is a prime.

It is a super-2 number, since 2×334004639² = 223118197747040642, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334001639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167002319 + 167002320.

It is an arithmetic number, because the mean of its divisors is an integer number (167002320).

Almost surely, 2^334004639 is an apocalyptic number.

334004639 is a deficient number, since it is larger than the sum of its proper divisors (1).

334004639 is an equidigital number, since it uses as much as digits as its factorization.

334004639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 334004639 is about 18275.7937994496. The cubic root of 334004639 is about 693.8264195881.

The spelling of 334004639 in words is "three hundred thirty-four million, four thousand, six hundred thirty-nine".