652661265 has 32 divisors (see below), whose sum is σ = 1074931200. Its totient is φ = 338008320.

The previous prime is 652661237. The next prime is 652661311. The reversal of 652661265 is 562166256.

It is a happy number.

It is not a de Polignac number, because 652661265 - 2¹³ = 652653073 is a prime.

It is a super-3 number, since 3×652661265³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67771 + ... + 76799.

It is an arithmetic number, because the mean of its divisors is an integer number (33591600).

Almost surely, 2^652661265 is an apocalyptic number.

It is an amenable number.

652661265 is a deficient number, since it is larger than the sum of its proper divisors (422269935).

652661265 is a wasteful number, since it uses less digits than its factorization.

652661265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9177.

The product of its digits is 129600, while the sum is 39.

The square root of 652661265 is about 25547.2359561656. The cubic root of 652661265 is about 867.4196965201.

The spelling of 652661265 in words is "six hundred fifty-two million, six hundred sixty-one thousand, two hundred sixty-five".