652331 has 2 divisors, whose sum is σ = 652332. Its totient is φ = 652330.

The previous prime is 652321. The next prime is 652339. The reversal of 652331 is 133256.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-652331 is a prime.

It is a super-2 number, since 2×652331² = 851071467122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (652339) by changing a digit.

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 as a sum of consecutive naturals, namely, 326165 + 326166.

It is an arithmetic number, because the mean of its divisors is an integer number (326166).

2⁶⁵²³³¹ is an apocalyptic number.

652331 is a deficient number, since it is larger than the sum of its proper divisors (1).

652331 is an equidigital number, since it uses as much as digits as its factorization.

652331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 20.

The square root of 652331 is about 807.6701059220. The cubic root of 652331 is about 86.7273358893.

Adding to 652331 its reverse (133256), we get a palindrome (785587).

The spelling of 652331 in words is "six hundred fifty-two thousand, three hundred thirty-one".