685010522 has 16 divisors (see below), whose sum is σ = 1175480640. Its totient is φ = 293281728.

The previous prime is 685010519. The next prime is 685010527. The reversal of 685010522 is 225010586.

685010522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (685010527) 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, 9743 + ... + 38274.

It is an arithmetic number, because the mean of its divisors is an integer number (73467540).

Almost surely, 2^685010522 is an apocalyptic number.

685010522 is a deficient number, since it is larger than the sum of its proper divisors (490470118).

685010522 is a wasteful number, since it uses less digits than its factorization.

685010522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49045.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 685010522 is about 26172.7056683103. The cubic root of 685010522 is about 881.5204954596.

The spelling of 685010522 in words is "six hundred eighty-five million, ten thousand, five hundred twenty-two".