652140605 has 8 divisors (see below), whose sum is σ = 784140000. Its totient is φ = 520664976.

The previous prime is 652140581. The next prime is 652140649. The reversal of 652140605 is 506041256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 652140605 - 2¹⁰ = 652139581 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 128195 + ... + 133184.

It is an arithmetic number, because the mean of its divisors is an integer number (98017500).

Almost surely, 2^652140605 is an apocalyptic number.

It is an amenable number.

652140605 is a deficient number, since it is larger than the sum of its proper divisors (131999395).

652140605 is a wasteful number, since it uses less digits than its factorization.

652140605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261883.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 652140605 is about 25537.0437795764. The cubic root of 652140605 is about 867.1889740342.

The spelling of 652140605 in words is "six hundred fifty-two million, one hundred forty thousand, six hundred five".