652712 has 16 divisors (see below), whose sum is σ = 1239840. Its totient is φ = 322096.

The previous prime is 652699. The next prime is 652723. The reversal of 652712 is 217256.

It is an unprimeable number.

652712 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173 + ... + 1155.

It is an arithmetic number, because the mean of its divisors is an integer number (77490).

2⁶⁵²⁷¹² is an apocalyptic number.

It is an amenable number.

652712 is a deficient number, since it is larger than the sum of its proper divisors (587128).

652712 is a wasteful number, since it uses less digits than its factorization.

652712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072 (or 1068 counting only the distinct ones).

The product of its digits is 840, while the sum is 23.

The square root of 652712 is about 807.9059351187. The cubic root of 652712 is about 86.7442172395.

Adding to 652712 its reverse (217256), we get a palindrome (869968).

The spelling of 652712 in words is "six hundred fifty-two thousand, seven hundred twelve".