852999999 has 8 divisors (see below), whose sum is σ = 1174021632. Its totient is φ = 550322520.

The previous prime is 852999989. The next prime is 853000013. The reversal of 852999999 is 999999258.

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

It is not a de Polignac number, because 852999999 - 2⁸ = 852999743 is a prime.

852999999 is a modest number, since divided by 99999 gives 8529 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852999989) 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, 4585929 + ... + 4586114.

It is an arithmetic number, because the mean of its divisors is an integer number (146752704).

Almost surely, 2^852999999 is an apocalyptic number.

852999999 is a deficient number, since it is larger than the sum of its proper divisors (321021633).

852999999 is a wasteful number, since it uses less digits than its factorization.

852999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9172077.

The product of its digits is 42515280, while the sum is 69.

The square root of 852999999 is about 29206.1637159008. The cubic root of 852999999 is about 948.3813615024.

The spelling of 852999999 in words is "eight hundred fifty-two million, nine hundred ninety-nine thousand, nine hundred ninety-nine".