338823851 has 4 divisors (see below), whose sum is σ = 338861952. Its totient is φ = 338785752.

The previous prime is 338823817. The next prime is 338823883. The reversal of 338823851 is 158328833.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-338823851 is a prime.

It is a super-2 number, since 2×338823851² = 229603204012940402, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 338823799 and 338823808.

It is not an unprimeable number, because it can be changed into a prime (338822851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2165 + ... + 26121.

It is an arithmetic number, because the mean of its divisors is an integer number (84715488).

Almost surely, 2^338823851 is an apocalyptic number.

338823851 is a deficient number, since it is larger than the sum of its proper divisors (38101).

338823851 is a wasteful number, since it uses less digits than its factorization.

338823851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38100.

The product of its digits is 138240, while the sum is 41.

The square root of 338823851 is about 18407.1684677465. The cubic root of 338823851 is about 697.1474739528.

The spelling of 338823851 in words is "three hundred thirty-eight million, eight hundred twenty-three thousand, eight hundred fifty-one".