899218152 has 64 divisors (see below), whose sum is σ = 2854665600. Its totient is φ = 256919040.

The previous prime is 899218127. The next prime is 899218153. The reversal of 899218152 is 251812998.

It is a junction number, because it is equal to n+sod(n) for n = 899218098 and 899218107.

It is not an unprimeable number, because it can be changed into a prime (899218153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295849 + ... + 298872.

It is an arithmetic number, because the mean of its divisors is an integer number (44604150).

Almost surely, 2^899218152 is an apocalyptic number.

It is an amenable number.

899218152 is an abundant number, since it is smaller than the sum of its proper divisors (1955447448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

899218152 is a wasteful number, since it uses less digits than its factorization.

899218152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594743 (or 594733 counting only the distinct ones).

The product of its digits is 103680, while the sum is 45.

The square root of 899218152 is about 29986.9663687409. The cubic root of 899218152 is about 965.2097236282.

The spelling of 899218152 in words is "eight hundred ninety-nine million, two hundred eighteen thousand, one hundred fifty-two".