685827294 has 64 divisors (see below), whose sum is σ = 1522312704. Its totient is φ = 204880896.

The previous prime is 685827283. The next prime is 685827319. The reversal of 685827294 is 492728586.

685827294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 663402 + ... + 664434.

It is an arithmetic number, because the mean of its divisors is an integer number (23786136).

Almost surely, 2^685827294 is an apocalyptic number.

685827294 is an abundant number, since it is smaller than the sum of its proper divisors (836485410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

685827294 is a wasteful number, since it uses less digits than its factorization.

685827294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361.

The product of its digits is 1935360, while the sum is 51.

The square root of 685827294 is about 26188.3045270212. The cubic root of 685827294 is about 881.8707164952.

The spelling of 685827294 in words is "six hundred eighty-five million, eight hundred twenty-seven thousand, two hundred ninety-four".