652810730 has 96 divisors (see below), whose sum is σ = 1422150912. Its totient is φ = 214220160.

The previous prime is 652810729. The next prime is 652810747. The reversal of 652810730 is 37018256.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 738869 + ... + 739751.

It is an arithmetic number, because the mean of its divisors is an integer number (14814072).

Almost surely, 2^652810730 is an apocalyptic number.

652810730 is an abundant number, since it is smaller than the sum of its proper divisors (769340182).

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

652810730 is a wasteful number, since it uses less digits than its factorization.

652810730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972 (or 961 counting only the distinct ones).

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

The square root of 652810730 is about 25550.1610562439. The cubic root of 652810730 is about 867.4859069707.

Adding to 652810730 its reverse (37018256), we get a palindrome (689828986).

The spelling of 652810730 in words is "six hundred fifty-two million, eight hundred ten thousand, seven hundred thirty".