849069452 has 72 divisors (see below), whose sum is σ = 1903421520. Its totient is φ = 327680640.

The previous prime is 849069391. The next prime is 849069467. The reversal of 849069452 is 254960948.

849069452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 849069397 and 849069406.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 233198 + ... + 236810.

It is an arithmetic number, because the mean of its divisors is an integer number (26436410).

Almost surely, 2^849069452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 849069452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (951710760).

849069452 is an abundant number, since it is smaller than the sum of its proper divisors (1054352068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

849069452 is a wasteful number, since it uses less digits than its factorization.

849069452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3751 (or 3742 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 849069452 is about 29138.7963375291. The cubic root of 849069452 is about 946.9224330960.

The spelling of 849069452 in words is "eight hundred forty-nine million, sixty-nine thousand, four hundred fifty-two".