999571484 has 12 divisors (see below), whose sum is σ = 1749599208. Its totient is φ = 499686000.

The previous prime is 999571477. The next prime is 999571519. The reversal of 999571484 is 484175999.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494 + ... + 44714.

It is an arithmetic number, because the mean of its divisors is an integer number (145799934).

Almost surely, 2^999571484 is an apocalyptic number.

It is an amenable number.

999571484 is a deficient number, since it is larger than the sum of its proper divisors (750027724).

999571484 is a wasteful number, since it uses less digits than its factorization.

999571484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49876 (or 49874 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 56.

The square root of 999571484 is about 31616.0004428138. Note that the first 3 decimals coincide. The cubic root of 999571484 is about 999.8571409256.

The spelling of 999571484 in words is "nine hundred ninety-nine million, five hundred seventy-one thousand, four hundred eighty-four".