852998013 has 32 divisors (see below), whose sum is σ = 1446681600. Its totient is φ = 486600048.

The previous prime is 852997993. The next prime is 852998023. The reversal of 852998013 is 310899258.

It is a happy number.

It is not a de Polignac number, because 852998013 - 2⁶ = 852997949 is a prime.

It is a super-2 number, since 2×852998013² = 1455211220363896338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 852998013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852998023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118018 + ... + 125036.

It is an arithmetic number, because the mean of its divisors is an integer number (45208800).

Almost surely, 2^852998013 is an apocalyptic number.

It is an amenable number.

852998013 is a deficient number, since it is larger than the sum of its proper divisors (593683587).

852998013 is a wasteful number, since it uses less digits than its factorization.

852998013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7678 (or 7672 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 852998013 is about 29206.1297162085. The cubic root of 852998013 is about 948.3806254778.

The spelling of 852998013 in words is "eight hundred fifty-two million, nine hundred ninety-eight thousand, thirteen".