899471846 has 32 divisors (see below), whose sum is σ = 1662087168. Its totient is φ = 355508640.

The previous prime is 899471843. The next prime is 899471857. The reversal of 899471846 is 648174998.

It is a junction number, because it is equal to n+sod(n) for n = 899471791 and 899471800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899471843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330431 + ... + 333141.

It is an arithmetic number, because the mean of its divisors is an integer number (51940224).

Almost surely, 2^899471846 is an apocalyptic number.

899471846 is a deficient number, since it is larger than the sum of its proper divisors (762615322).

899471846 is a wasteful number, since it uses less digits than its factorization.

899471846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4556.

The product of its digits is 3483648, while the sum is 56.

The square root of 899471846 is about 29991.1961415346. The cubic root of 899471846 is about 965.3004857682.

The spelling of 899471846 in words is "eight hundred ninety-nine million, four hundred seventy-one thousand, eight hundred forty-six".