849384953 has 4 divisors (see below), whose sum is σ = 856901748. Its totient is φ = 841868160.

The previous prime is 849384919. The next prime is 849384961. The reversal of 849384953 is 359483948.

It is a happy number.

849384953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 462594064 + 386790889 = 21508^2 + 19667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-849384953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 849384895 and 849384904.

It is not an unprimeable number, because it can be changed into a prime (849384983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3758228 + ... + 3758453.

It is an arithmetic number, because the mean of its divisors is an integer number (214225437).

Almost surely, 2^849384953 is an apocalyptic number.

It is an amenable number.

849384953 is a deficient number, since it is larger than the sum of its proper divisors (7516795).

849384953 is a wasteful number, since it uses less digits than its factorization.

849384953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7516794.

The product of its digits is 3732480, while the sum is 53.

The square root of 849384953 is about 29144.2095964190. The cubic root of 849384953 is about 947.0397057868.

The spelling of 849384953 in words is "eight hundred forty-nine million, three hundred eighty-four thousand, nine hundred fifty-three".