854834397 has 8 divisors (see below), whose sum is σ = 1141968960. Its totient is φ = 568794720.

The previous prime is 854834317. The next prime is 854834401. The reversal of 854834397 is 793438458.

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

It is not a de Polignac number, because 854834397 - 2¹⁹ = 854310109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854834317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271897 + ... + 275022.

It is an arithmetic number, because the mean of its divisors is an integer number (142746120).

Almost surely, 2^854834397 is an apocalyptic number.

It is an amenable number.

854834397 is a deficient number, since it is larger than the sum of its proper divisors (287134563).

854834397 is a wasteful number, since it uses less digits than its factorization.

854834397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547443.

The product of its digits is 2903040, while the sum is 51.

The square root of 854834397 is about 29237.5511457441. The cubic root of 854834397 is about 949.0607140880.

The spelling of 854834397 in words is "eight hundred fifty-four million, eight hundred thirty-four thousand, three hundred ninety-seven".