849781625 has 32 divisors (see below), whose sum is σ = 1322231040. Its totient is φ = 529728000.

The previous prime is 849781619. The next prime is 849781657. The reversal of 849781625 is 526187948.

849781625 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 849781625 - 2⁶ = 849781561 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34520 + ... + 53769.

It is an arithmetic number, because the mean of its divisors is an integer number (41319720).

Almost surely, 2^849781625 is an apocalyptic number.

It is an amenable number.

849781625 is a deficient number, since it is larger than the sum of its proper divisors (472449415).

849781625 is a wasteful number, since it uses less digits than its factorization.

849781625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88322 (or 88312 counting only the distinct ones).

The product of its digits is 967680, while the sum is 50.

The square root of 849781625 is about 29151.0141333025. The cubic root of 849781625 is about 947.1871087864.

The spelling of 849781625 in words is "eight hundred forty-nine million, seven hundred eighty-one thousand, six hundred twenty-five".