685348260 has 24 divisors (see below), whose sum is σ = 1918975296. Its totient is φ = 182759520.

The previous prime is 685348253. The next prime is 685348267. The reversal of 685348260 is 62843586.

It is an interprime number because it is at equal distance from previous prime (685348253) and next prime (685348267).

It is not an unprimeable number, because it can be changed into a prime (685348267) 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, 5711176 + ... + 5711295.

It is an arithmetic number, because the mean of its divisors is an integer number (79957304).

Almost surely, 2^685348260 is an apocalyptic number.

685348260 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

685348260 is an abundant number, since it is smaller than the sum of its proper divisors (1233627036).

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

685348260 is a wasteful number, since it uses less digits than its factorization.

685348260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11422483 (or 11422481 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 685348260 is about 26179.1569764956. The cubic root of 685348260 is about 881.6653467882.

The spelling of 685348260 in words is "six hundred eighty-five million, three hundred forty-eight thousand, two hundred sixty".