652603 has 4 divisors (see below), whose sum is σ = 745840. Its totient is φ = 559368.

The previous prime is 652601. The next prime is 652607. The reversal of 652603 is 306256.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 652603 - 2¹ = 652601 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652601) 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 3 ways as a sum of consecutive naturals, for example, 46608 + ... + 46621.

It is an arithmetic number, because the mean of its divisors is an integer number (186460).

2⁶⁵²⁶⁰³ is an apocalyptic number.

652603 is a deficient number, since it is larger than the sum of its proper divisors (93237).

652603 is an equidigital number, since it uses as much as digits as its factorization.

652603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93236.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 652603 is about 807.8384739538. The cubic root of 652603 is about 86.7393883379.

Adding to 652603 its reverse (306256), we get a palindrome (958859).

The spelling of 652603 in words is "six hundred fifty-two thousand, six hundred three".