652999999 has 8 divisors (see below), whose sum is σ = 701994240. Its totient is φ = 605468376.

The previous prime is 652999981. The next prime is 653000003. The reversal of 652999999 is 999999256.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-652999999 is a prime.

It is a Duffinian number.

652999999 is a modest number, since divided by 99999 gives 6529 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652999099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364729 + ... + 366514.

It is an arithmetic number, because the mean of its divisors is an integer number (87749280).

Almost surely, 2^652999999 is an apocalyptic number.

652999999 is a deficient number, since it is larger than the sum of its proper divisors (48994241).

652999999 is a wasteful number, since it uses less digits than its factorization.

652999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731309.

The product of its digits is 31886460, while the sum is 67.

The square root of 652999999 is about 25553.8646587948. The cubic root of 652999999 is about 867.5697354156.

The spelling of 652999999 in words is "six hundred fifty-two million, nine hundred ninety-nine thousand, nine hundred ninety-nine".