652373213 has 4 divisors (see below), whose sum is σ = 652426368. Its totient is φ = 652320060.

The previous prime is 652373201. The next prime is 652373261. The reversal of 652373213 is 312373256.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 652373213 - 2⁶ = 652373149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 652373213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652373273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2270 + ... + 36192.

It is an arithmetic number, because the mean of its divisors is an integer number (163106592).

Almost surely, 2^652373213 is an apocalyptic number.

It is an amenable number.

652373213 is a deficient number, since it is larger than the sum of its proper divisors (53155).

652373213 is a wasteful number, since it uses less digits than its factorization.

652373213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53154.

The product of its digits is 22680, while the sum is 32.

The square root of 652373213 is about 25541.5976986562. The cubic root of 652373213 is about 867.2920658692.

The spelling of 652373213 in words is "six hundred fifty-two million, three hundred seventy-three thousand, two hundred thirteen".