670602220 has 24 divisors (see below), whose sum is σ = 1408819104. Its totient is φ = 268135296.

The previous prime is 670602197. The next prime is 670602227. The reversal of 670602220 is 22206076.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (670602227) 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, 63777 + ... + 73543.

It is an arithmetic number, because the mean of its divisors is an integer number (58700796).

Almost surely, 2^670602220 is an apocalyptic number.

It is an amenable number.

670602220 is an abundant number, since it is smaller than the sum of its proper divisors (738216884).

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

670602220 is a wasteful number, since it uses less digits than its factorization.

670602220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13209 (or 13207 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 670602220 is about 25895.9884924287. The cubic root of 670602220 is about 875.2961044113.

Adding to 670602220 its reverse (22206076), we get a palindrome (692808296).

The spelling of 670602220 in words is "six hundred seventy million, six hundred two thousand, two hundred twenty".