338711823 has 18 divisors (see below), whose sum is σ = 511454216. Its totient is φ = 215987112.

The previous prime is 338711773. The next prime is 338711827. The reversal of 338711823 is 328117833.

It is not a de Polignac number, because 338711823 - 2⁸ = 338711567 is a prime.

It is a super-2 number, since 2×338711823² = 229451398079966658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338711827) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 30811 + ... + 40332.

Almost surely, 2^338711823 is an apocalyptic number.

338711823 is a deficient number, since it is larger than the sum of its proper divisors (172742393).

338711823 is a wasteful number, since it uses less digits than its factorization.

338711823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71195 (or 71169 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 338711823 is about 18404.1251625824. The cubic root of 338711823 is about 697.0706310286.

The spelling of 338711823 in words is "three hundred thirty-eight million, seven hundred eleven thousand, eight hundred twenty-three".