20000339 has 2 divisors, whose sum is σ = 20000340. Its totient is φ = 20000338.

The previous prime is 20000329. The next prime is 20000353. The reversal of 20000339 is 93300002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20000339 is a prime.

It is a super-2 number, since 2×20000339² = 800027120229842, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20000329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000169 + 10000170.

It is an arithmetic number, because the mean of its divisors is an integer number (10000170).

Almost surely, 2^20000339 is an apocalyptic number.

20000339 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000339 is an equidigital number, since it uses as much as digits as its factorization.

20000339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 20000339 is about 4472.1738561912. The cubic root of 20000339 is about 271.4432952968.

The spelling of 20000339 in words is "twenty million, three hundred thirty-nine", and thus it is an aban number.