849013870 has 8 divisors (see below), whose sum is σ = 1528224984. Its totient is φ = 339605544.

The previous prime is 849013853. The next prime is 849013903. The reversal of 849013870 is 78310948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 42450684 + ... + 42450703.

It is an arithmetic number, because the mean of its divisors is an integer number (191028123).

Almost surely, 2^849013870 is an apocalyptic number.

849013870 is a deficient number, since it is larger than the sum of its proper divisors (679211114).

849013870 is a wasteful number, since it uses less digits than its factorization.

849013870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84901394.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 849013870 is about 29137.8425762787. The cubic root of 849013870 is about 946.9017700862.

The spelling of 849013870 in words is "eight hundred forty-nine million, thirteen thousand, eight hundred seventy".