899271099 has 8 divisors (see below), whose sum is σ = 1332253520. Its totient is φ = 599514048.

The previous prime is 899271073. The next prime is 899271103. The reversal of 899271099 is 990172998.

It is not a de Polignac number, because 899271099 - 2⁹ = 899270587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (899271029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16653142 + ... + 16653195.

It is an arithmetic number, because the mean of its divisors is an integer number (166531690).

Almost surely, 2^899271099 is an apocalyptic number.

899271099 is a deficient number, since it is larger than the sum of its proper divisors (432982421).

899271099 is a wasteful number, since it uses less digits than its factorization.

899271099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33306346 (or 33306340 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 54.

The square root of 899271099 is about 29987.8491892967. The cubic root of 899271099 is about 965.2286674763.

The spelling of 899271099 in words is "eight hundred ninety-nine million, two hundred seventy-one thousand, ninety-nine".