652211271 has 24 divisors (see below), whose sum is σ = 1028401920. Its totient is φ = 411919992.

The previous prime is 652211267. The next prime is 652211323. The reversal of 652211271 is 172112256.

652211271 is a `hidden beast` number, since 652 + 2 + 1 + 1 + 2 + 7 + 1 = 666.

It is not a de Polignac number, because 652211271 - 2² = 652211267 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652211471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66015 + ... + 75248.

It is an arithmetic number, because the mean of its divisors is an integer number (42850080).

Almost surely, 2^652211271 is an apocalyptic number.

652211271 is a deficient number, since it is larger than the sum of its proper divisors (376190649).

652211271 is a wasteful number, since it uses less digits than its factorization.

652211271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141297 (or 141285 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 652211271 is about 25538.4273399910. The cubic root of 652211271 is about 867.2202957882.

The spelling of 652211271 in words is "six hundred fifty-two million, two hundred eleven thousand, two hundred seventy-one".