849113501 has 12 divisors (see below), whose sum is σ = 903659412. Its totient is φ = 797695488.

The previous prime is 849113453. The next prime is 849113509. The reversal of 849113501 is 105311948.

It can be written as a sum of positive squares in 6 ways, for example, as 15405625 + 833707876 = 3925^2 + 28874^2 .

It is not a de Polignac number, because 849113501 - 2⁶ = 849113437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849113509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174761 + ... + 179553.

It is an arithmetic number, because the mean of its divisors is an integer number (75304951).

Almost surely, 2^849113501 is an apocalyptic number.

It is an amenable number.

849113501 is a deficient number, since it is larger than the sum of its proper divisors (54545911).

849113501 is a wasteful number, since it uses less digits than its factorization.

849113501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5440 (or 5423 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 849113501 is about 29139.5521756941. The cubic root of 849113501 is about 946.9388079893.

The spelling of 849113501 in words is "eight hundred forty-nine million, one hundred thirteen thousand, five hundred one".