338402959 has 2 divisors, whose sum is σ = 338402960. Its totient is φ = 338402958.

The previous prime is 338402947. The next prime is 338402963. The reversal of 338402959 is 959204833.

It is a strong prime.

It is an emirp because it is prime and its reverse (959204833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 338402959 - 2⁵ = 338402927 is a prime.

It is a super-2 number, since 2×338402959² = 229033125319911362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338402759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169201479 + 169201480.

It is an arithmetic number, because the mean of its divisors is an integer number (169201480).

Almost surely, 2^338402959 is an apocalyptic number.

338402959 is a deficient number, since it is larger than the sum of its proper divisors (1).

338402959 is an equidigital number, since it uses as much as digits as its factorization.

338402959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 338402959 is about 18395.7320865466. The cubic root of 338402959 is about 696.8586853722.

The spelling of 338402959 in words is "three hundred thirty-eight million, four hundred two thousand, nine hundred fifty-nine".