685496395 has 8 divisors (see below), whose sum is σ = 822784320. Its totient is φ = 548271360.

The previous prime is 685496359. The next prime is 685496401. The reversal of 685496395 is 593694586.

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

It is not a de Polignac number, because 685496395 - 2²⁷ = 551278667 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13051 + ... + 39259.

It is an arithmetic number, because the mean of its divisors is an integer number (102848040).

Almost surely, 2^685496395 is an apocalyptic number.

685496395 is a deficient number, since it is larger than the sum of its proper divisors (137287925).

685496395 is a wasteful number, since it uses less digits than its factorization.

685496395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31445.

The product of its digits is 6998400, while the sum is 55.

The square root of 685496395 is about 26181.9860782180. The cubic root of 685496395 is about 881.7288649025.

The spelling of 685496395 in words is "six hundred eighty-five million, four hundred ninety-six thousand, three hundred ninety-five".