652019565 has 16 divisors (see below), whose sum is σ = 1048697856. Its totient is φ = 345921600.

The previous prime is 652019551. The next prime is 652019567. The reversal of 652019565 is 565910256.

It is not a de Polignac number, because 652019565 - 2¹⁴ = 652003181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652019567) 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 15 ways as a sum of consecutive naturals, for example, 110926 + ... + 116655.

It is an arithmetic number, because the mean of its divisors is an integer number (65543616).

Almost surely, 2^652019565 is an apocalyptic number.

It is an amenable number.

652019565 is a deficient number, since it is larger than the sum of its proper divisors (396678291).

652019565 is a wasteful number, since it uses less digits than its factorization.

652019565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227780.

The product of its (nonzero) digits is 81000, while the sum is 39.

The square root of 652019565 is about 25534.6737790010. The cubic root of 652019565 is about 867.1353194250.

The spelling of 652019565 in words is "six hundred fifty-two million, nineteen thousand, five hundred sixty-five".