849654234 has 192 divisors, whose sum is σ = 2265314688. Its totient is φ = 226713600.

The previous prime is 849654233. The next prime is 849654241. The reversal of 849654234 is 432456948.

849654234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 849654234.

It is not an unprimeable number, because it can be changed into a prime (849654233) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8759274 + ... + 8759370.

It is an arithmetic number, because the mean of its divisors is an integer number (11798514).

Almost surely, 2^849654234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 849654234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1132657344).

849654234 is an abundant number, since it is smaller than the sum of its proper divisors (1415660454).

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

849654234 is a wasteful number, since it uses less digits than its factorization.

849654234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 250 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 849654234 is about 29148.8290330847. The cubic root of 849654234 is about 947.1397753933.

The spelling of 849654234 in words is "eight hundred forty-nine million, six hundred fifty-four thousand, two hundred thirty-four".