652251765 has 64 divisors (see below), whose sum is σ = 1166441472. Its totient is φ = 308582400.

The previous prime is 652251757. The next prime is 652251773. The reversal of 652251765 is 567152256.

It is an interprime number because it is at equal distance from previous prime (652251757) and next prime (652251773).

It is not a de Polignac number, because 652251765 - 2³ = 652251757 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1328170 + ... + 1328660.

It is an arithmetic number, because the mean of its divisors is an integer number (18225648).

Almost surely, 2^652251765 is an apocalyptic number.

It is an amenable number.

652251765 is a deficient number, since it is larger than the sum of its proper divisors (514189707).

652251765 is a wasteful number, since it uses less digits than its factorization.

652251765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690.

The product of its digits is 126000, while the sum is 39.

The square root of 652251765 is about 25539.2201329641. The cubic root of 652251765 is about 867.2382431893.

The spelling of 652251765 in words is "six hundred fifty-two million, two hundred fifty-one thousand, seven hundred sixty-five".