338099857 has 4 divisors (see below), whose sum is σ = 349006336. Its totient is φ = 327193380.

The previous prime is 338099833. The next prime is 338099863. The reversal of 338099857 is 758990833.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 338099857 - 2¹⁵ = 338067089 is a prime.

It is a super-2 number, since 2×338099857² = 228623026606840898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338099887) 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, 5453193 + ... + 5453254.

It is an arithmetic number, because the mean of its divisors is an integer number (87251584).

Almost surely, 2^338099857 is an apocalyptic number.

It is an amenable number.

338099857 is a deficient number, since it is larger than the sum of its proper divisors (10906479).

338099857 is a wasteful number, since it uses less digits than its factorization.

338099857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10906478.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The square root of 338099857 is about 18387.4918626766. The cubic root of 338099857 is about 696.6505682454.

The spelling of 338099857 in words is "three hundred thirty-eight million, ninety-nine thousand, eight hundred fifty-seven".