853404358 has 4 divisors (see below), whose sum is σ = 1280106540. Its totient is φ = 426702178.

The previous prime is 853404311. The next prime is 853404367.

853404358 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 853404358.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213351088 + ... + 213351091.

It is an arithmetic number, because the mean of its divisors is an integer number (320026635).

Almost surely, 2^853404358 is an apocalyptic number.

853404358 is a deficient number, since it is larger than the sum of its proper divisors (426702182).

853404358 is a wasteful number, since it uses less digits than its factorization.

853404358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426702181.

The product of its (nonzero) digits is 230400, while the sum is 40.

The square root of 853404358 is about 29213.0853899413. The cubic root of 853404358 is about 948.5311957966.

It can be divided in two parts, 85340 and 4358, that added together give a palindrome (89698).

The spelling of 853404358 in words is "eight hundred fifty-three million, four hundred four thousand, three hundred fifty-eight".