685270076 has 12 divisors (see below), whose sum is σ = 1200503640. Its totient is φ = 342269040.

The previous prime is 685270057. The next prime is 685270099. The reversal of 685270076 is 670072586.

It is a happy number.

It is a super-2 number, since 2×685270076² = 939190154122091552, which contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87266 + ... + 94793.

It is an arithmetic number, because the mean of its divisors is an integer number (100041970).

Almost surely, 2^685270076 is an apocalyptic number.

It is an amenable number.

685270076 is a deficient number, since it is larger than the sum of its proper divisors (515233564).

685270076 is a wasteful number, since it uses less digits than its factorization.

685270076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183004 (or 183002 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 685270076 is about 26177.6636849051. The cubic root of 685270076 is about 881.6318189460.

The spelling of 685270076 in words is "six hundred eighty-five million, two hundred seventy thousand, seventy-six".