1652398228 has 12 divisors (see below), whose sum is σ = 3114135220. Its totient is φ = 762645312.

The previous prime is 1652398199. The next prime is 1652398243. The reversal of 1652398228 is 8228932561.

It can be written as a sum of positive squares in 2 ways, for example, as 652700304 + 999697924 = 25548^2 + 31618^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15888393 + ... + 15888496.

Almost surely, 2^1652398228 is an apocalyptic number.

It is an amenable number.

1652398228 is a deficient number, since it is larger than the sum of its proper divisors (1461736992).

1652398228 is a wasteful number, since it uses less digits than its factorization.

1652398228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31776906 (or 31776904 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 1652398228 is about 40649.7014503182. The cubic root of 1652398228 is about 1182.2379791539.

The spelling of 1652398228 in words is "one billion, six hundred fifty-two million, three hundred ninety-eight thousand, two hundred twenty-eight".