652650 has 48 divisors (see below), whose sum is σ = 1711200. Its totient is φ = 164160.

The previous prime is 652627. The next prime is 652651. The reversal of 652650 is 56256.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 652650.

It is not an unprimeable number, because it can be changed into a prime (652651) by changing a digit.

652650 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 23 ways as a sum of consecutive naturals, for example, 2736 + ... + 2964.

It is an arithmetic number, because the mean of its divisors is an integer number (35650).

2⁶⁵²⁶⁵⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (855600).

652650 is an abundant number, since it is smaller than the sum of its proper divisors (1058550).

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

652650 is a wasteful number, since it uses less digits than its factorization.

652650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 652650 is about 807.8675634038. The cubic root of 652650 is about 86.7414705907.

The spelling of 652650 in words is "six hundred fifty-two thousand, six hundred fifty".