857338 has 8 divisors (see below), whose sum is σ = 1290420. Its totient is φ = 427200.

The previous prime is 857333. The next prime is 857341. The reversal of 857338 is 833758.

It can be written as a sum of positive squares in 2 ways, for example, as 769129 + 88209 = 877^2 + 297^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (857333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268 + ... + 1336.

2⁸⁵⁷³³⁸ is an apocalyptic number.

857338 is a deficient number, since it is larger than the sum of its proper divisors (433082).

857338 is a wasteful number, since it uses less digits than its factorization.

857338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472.

The product of its digits is 20160, while the sum is 34.

The square root of 857338 is about 925.9254829629. The cubic root of 857338 is about 94.9986334060.

The spelling of 857338 in words is "eight hundred fifty-seven thousand, three hundred thirty-eight".