849728862 has 12 divisors (see below), whose sum is σ = 1841079240. Its totient is φ = 283242948.

The previous prime is 849728843. The next prime is 849728863. The reversal of 849728862 is 268827948.

It is a junction number, because it is equal to n+sod(n) for n = 849728799 and 849728808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849728863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23603562 + ... + 23603597.

It is an arithmetic number, because the mean of its divisors is an integer number (153423270).

Almost surely, 2^849728862 is an apocalyptic number.

849728862 is an abundant number, since it is smaller than the sum of its proper divisors (991350378).

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

849728862 is a wasteful number, since it uses less digits than its factorization.

849728862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47207167 (or 47207164 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 54.

The square root of 849728862 is about 29150.1091250101. The cubic root of 849728862 is about 947.1675047429.

The spelling of 849728862 in words is "eight hundred forty-nine million, seven hundred twenty-eight thousand, eight hundred sixty-two".