685466324 has 6 divisors (see below), whose sum is σ = 1199566074. Its totient is φ = 342733160.

The previous prime is 685466323. The next prime is 685466351. The reversal of 685466324 is 423664586.

685466324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 426835600 + 258630724 = 20660^2 + 16082^2 .

It is a super-3 number, since 3×685466324³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (685466321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85683287 + ... + 85683294.

It is an arithmetic number, because the mean of its divisors is an integer number (199927679).

Almost surely, 2^685466324 is an apocalyptic number.

It is an amenable number.

685466324 is a deficient number, since it is larger than the sum of its proper divisors (514099750).

685466324 is a wasteful number, since it uses less digits than its factorization.

685466324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171366585 (or 171366583 counting only the distinct ones).

The product of its digits is 829440, while the sum is 44.

The square root of 685466324 is about 26181.4118030331. The cubic root of 685466324 is about 881.7159716393.

The spelling of 685466324 in words is "six hundred eighty-five million, four hundred sixty-six thousand, three hundred twenty-four".