652827816 has 128 divisors (see below), whose sum is σ = 1898640000. Its totient is φ = 207567360.

The previous prime is 652827811. The next prime is 652827827. The reversal of 652827816 is 618728256.

652827816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (652827811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 556911 + ... + 558081.

It is an arithmetic number, because the mean of its divisors is an integer number (14833125).

Almost surely, 2^652827816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652827816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (949320000).

652827816 is an abundant number, since it is smaller than the sum of its proper divisors (1245812184).

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

652827816 is a wasteful number, since it uses less digits than its factorization.

652827816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304 (or 1294 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 652827816 is about 25550.4954159406. The cubic root of 652827816 is about 867.4934751341.

Subtracting from 652827816 its product of digits (322560), we obtain a palindrome (652505256).

The spelling of 652827816 in words is "six hundred fifty-two million, eight hundred twenty-seven thousand, eight hundred sixteen".