899234385 has 32 divisors (see below), whose sum is σ = 1646853120. Its totient is φ = 410443968.

The previous prime is 899234377. The next prime is 899234387. The reversal of 899234385 is 583432998.

899234385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 899234385 - 2³ = 899234377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (899234387) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65446 + ... + 77984.

It is an arithmetic number, because the mean of its divisors is an integer number (51464160).

Almost surely, 2^899234385 is an apocalyptic number.

It is an amenable number.

899234385 is a deficient number, since it is larger than the sum of its proper divisors (747618735).

899234385 is a wasteful number, since it uses less digits than its factorization.

899234385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13237.

The product of its digits is 1866240, while the sum is 51.

The square root of 899234385 is about 29987.2370351121. The cubic root of 899234385 is about 965.2155316942.

The spelling of 899234385 in words is "eight hundred ninety-nine million, two hundred thirty-four thousand, three hundred eighty-five".