652561365 has 16 divisors (see below), whose sum is σ = 1099051200. Its totient is φ = 329715072.

The previous prime is 652561361. The next prime is 652561369. The reversal of 652561365 is 563165256.

It is an interprime number because it is at equal distance from previous prime (652561361) and next prime (652561369).

It is not a de Polignac number, because 652561365 - 2² = 652561361 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652561361) 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, 1144560 + ... + 1145129.

It is an arithmetic number, because the mean of its divisors is an integer number (68690700).

Almost surely, 2^652561365 is an apocalyptic number.

It is an amenable number.

652561365 is a deficient number, since it is larger than the sum of its proper divisors (446489835).

652561365 is a wasteful number, since it uses less digits than its factorization.

652561365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289716.

The product of its digits is 162000, while the sum is 39.

The square root of 652561365 is about 25545.2806796089. The cubic root of 652561365 is about 867.3754368845.

The spelling of 652561365 in words is "six hundred fifty-two million, five hundred sixty-one thousand, three hundred sixty-five".