652888999 has 8 divisors (see below), whose sum is σ = 746455040. Its totient is φ = 559397016.

The previous prime is 652888991. The next prime is 652889009. The reversal of 652888999 is 999888256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 652888999 - 2³ = 652888991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 652888999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652888991) 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 7 ways as a sum of consecutive naturals, for example, 1882 + ... + 36184.

It is an arithmetic number, because the mean of its divisors is an integer number (93306880).

Almost surely, 2^652888999 is an apocalyptic number.

652888999 is a deficient number, since it is larger than the sum of its proper divisors (93566041).

652888999 is a wasteful number, since it uses less digits than its factorization.

652888999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37029.

The product of its digits is 22394880, while the sum is 64.

The square root of 652888999 is about 25551.6926836560. The cubic root of 652888999 is about 867.5205747736.

The spelling of 652888999 in words is "six hundred fifty-two million, eight hundred eighty-eight thousand, nine hundred ninety-nine".