339893893 has 2 divisors, whose sum is σ = 339893894. Its totient is φ = 339893892.

The previous prime is 339893843. The next prime is 339893921. The reversal of 339893893 is 398398933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 321771844 + 18122049 = 17938^2 + 4257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-339893893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (339893843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169946946 + 169946947.

It is an arithmetic number, because the mean of its divisors is an integer number (169946947).

Almost surely, 2^339893893 is an apocalyptic number.

It is an amenable number.

339893893 is a deficient number, since it is larger than the sum of its proper divisors (1).

339893893 is an equidigital number, since it uses as much as digits as its factorization.

339893893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3779136, while the sum is 55.

The square root of 339893893 is about 18436.2114600587. The cubic root of 339893893 is about 697.8805915282.

The spelling of 339893893 in words is "three hundred thirty-nine million, eight hundred ninety-three thousand, eight hundred ninety-three".