899828487 has 16 divisors (see below), whose sum is σ = 1335494880. Its totient is φ = 598798656.

The previous prime is 899828459. The next prime is 899828509. The reversal of 899828487 is 784828998.

It is a happy number.

It is not a de Polignac number, because 899828487 - 2¹⁰ = 899827463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899823487) 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, 14878 + ... + 44955.

It is an arithmetic number, because the mean of its divisors is an integer number (83468430).

Almost surely, 2^899828487 is an apocalyptic number.

899828487 is a deficient number, since it is larger than the sum of its proper divisors (435666393).

899828487 is a wasteful number, since it uses less digits than its factorization.

899828487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60399 (or 60393 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 63.

The square root of 899828487 is about 29997.1413137986. The cubic root of 899828487 is about 965.4280496053.

The spelling of 899828487 in words is "eight hundred ninety-nine million, eight hundred twenty-eight thousand, four hundred eighty-seven".