652266 has 32 divisors (see below), whose sum is σ = 1486080. Its totient is φ = 211968.

The previous prime is 652261. The next prime is 652279. The reversal of 652266 is 662256.

652266 is a `hidden beast` number, since 652 + 2 + 6 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (652261) 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 15 ways as a sum of consecutive naturals, for example, 2410 + ... + 2666.

It is an arithmetic number, because the mean of its divisors is an integer number (46440).

2⁶⁵²²⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (743040).

652266 is an abundant number, since it is smaller than the sum of its proper divisors (833814).

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

652266 is a wasteful number, since it uses less digits than its factorization.

652266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 309 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 652266 is about 807.6298657182. The cubic root of 652266 is about 86.7244552127.

The spelling of 652266 in words is "six hundred fifty-two thousand, two hundred sixty-six".