849231854 has 16 divisors (see below), whose sum is σ = 1304440368. Its totient is φ = 414433152.

The previous prime is 849231833. The next prime is 849231869. The reversal of 849231854 is 458132948.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150044 + ... + 155600.

It is an arithmetic number, because the mean of its divisors is an integer number (81527523).

Almost surely, 2^849231854 is an apocalyptic number.

849231854 is a deficient number, since it is larger than the sum of its proper divisors (455208514).

849231854 is a wasteful number, since it uses less digits than its factorization.

849231854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7379.

The product of its digits is 276480, while the sum is 44.

The square root of 849231854 is about 29141.5829014143. The cubic root of 849231854 is about 946.9828020458.

The spelling of 849231854 in words is "eight hundred forty-nine million, two hundred thirty-one thousand, eight hundred fifty-four".