652909627 has 4 divisors (see below), whose sum is σ = 653122080. Its totient is φ = 652697176.

The previous prime is 652909603. The next prime is 652909643. The reversal of 652909627 is 726909256.

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 652909627 - 2¹⁹ = 652385339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652909427) 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, 101548 + ... + 107785.

It is an arithmetic number, because the mean of its divisors is an integer number (163280520).

Almost surely, 2^652909627 is an apocalyptic number.

652909627 is a deficient number, since it is larger than the sum of its proper divisors (212453).

652909627 is a wasteful number, since it uses less digits than its factorization.

652909627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212452.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 652909627 is about 25552.0963327865. The cubic root of 652909627 is about 867.5297111025.

The spelling of 652909627 in words is "six hundred fifty-two million, nine hundred nine thousand, six hundred twenty-seven".