652018730 has 16 divisors (see below), whose sum is σ = 1280327904. Its totient is φ = 237097680.

The previous prime is 652018727. The next prime is 652018739. The reversal of 652018730 is 37810256.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (652018739) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2963612 + ... + 2963831.

It is an arithmetic number, because the mean of its divisors is an integer number (80020494).

Almost surely, 2^652018730 is an apocalyptic number.

652018730 is a deficient number, since it is larger than the sum of its proper divisors (628309174).

652018730 is a wasteful number, since it uses less digits than its factorization.

652018730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5927461.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 652018730 is about 25534.6574286792. The cubic root of 652018730 is about 867.1349492631.

Adding to 652018730 its reverse (37810256), we get a palindrome (689828986).

The spelling of 652018730 in words is "six hundred fifty-two million, eighteen thousand, seven hundred thirty".