652224291 has 16 divisors (see below), whose sum is σ = 888864000. Its totient is φ = 425275488.

The previous prime is 652224277. The next prime is 652224299. The reversal of 652224291 is 192422256.

It is not a de Polignac number, because 652224291 - 2⁹ = 652223779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (652224299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25965 + ... + 44481.

It is an arithmetic number, because the mean of its divisors is an integer number (55554000).

Almost surely, 2^652224291 is an apocalyptic number.

652224291 is a deficient number, since it is larger than the sum of its proper divisors (236639709).

652224291 is a wasteful number, since it uses less digits than its factorization.

652224291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18778.

The product of its digits is 17280, while the sum is 33.

The square root of 652224291 is about 25538.6822486987. The cubic root of 652224291 is about 867.2260664812.

The spelling of 652224291 in words is "six hundred fifty-two million, two hundred twenty-four thousand, two hundred ninety-one".