899232923 has 4 divisors (see below), whose sum is σ = 899293200. Its totient is φ = 899172648.

The previous prime is 899232881. The next prime is 899232953. The reversal of 899232923 is 329232998.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-899232923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (899232953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10553 + ... + 43701.

It is an arithmetic number, because the mean of its divisors is an integer number (224823300).

Almost surely, 2^899232923 is an apocalyptic number.

899232923 is a deficient number, since it is larger than the sum of its proper divisors (60277).

899232923 is a wasteful number, since it uses less digits than its factorization.

899232923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60276.

The product of its digits is 419904, while the sum is 47.

The square root of 899232923 is about 29987.2126580648. The cubic root of 899232923 is about 965.2150086026.

The spelling of 899232923 in words is "eight hundred ninety-nine million, two hundred thirty-two thousand, nine hundred twenty-three".