652722 has 16 divisors (see below), whose sum is σ = 1492032. Its totient is φ = 186480.

The previous prime is 652699. The next prime is 652723. The reversal of 652722 is 227256.

It is a junction number, because it is equal to n+sod(n) for n = 652692 and 652701.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 652722.

It is not an unprimeable number, because it can be changed into a prime (652723) by changing a digit.

652722 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7729 + ... + 7812.

It is an arithmetic number, because the mean of its divisors is an integer number (93252).

2⁶⁵²⁷²² is an apocalyptic number.

652722 is an abundant number, since it is smaller than the sum of its proper divisors (839310).

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

652722 is a wasteful number, since it uses less digits than its factorization.

652722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15553.

The product of its digits is 1680, while the sum is 24.

The square root of 652722 is about 807.9121239343. The cubic root of 652722 is about 86.7446602310.

Adding to 652722 its reverse (227256), we get a palindrome (879978).

The spelling of 652722 in words is "six hundred fifty-two thousand, seven hundred twenty-two".