680600228 has 24 divisors (see below), whose sum is σ = 1484946624. Its totient is φ = 265168800.

The previous prime is 680600227. The next prime is 680600231. The reversal of 680600228 is 822006086.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 680600194 and 680600203.

It is not an unprimeable number, because it can be changed into a prime (680600227) 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, 1104563 + ... + 1105178.

It is an arithmetic number, because the mean of its divisors is an integer number (61872776).

Almost surely, 2^680600228 is an apocalyptic number.

It is an amenable number.

680600228 is an abundant number, since it is smaller than the sum of its proper divisors (804346396).

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

680600228 is a wasteful number, since it uses less digits than its factorization.

680600228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209763 (or 2209761 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 680600228 is about 26088.3159287831. The cubic root of 680600228 is about 879.6245936630.

The spelling of 680600228 in words is "six hundred eighty million, six hundred thousand, two hundred twenty-eight".