999998484 has 12 divisors (see below), whose sum is σ = 2333329824. Its totient is φ = 333332824.

The previous prime is 999998459. The next prime is 999998501. The reversal of 999998484 is 484899999.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 41666592 + ... + 41666615.

It is an arithmetic number, because the mean of its divisors is an integer number (194444152).

Almost surely, 2^999998484 is an apocalyptic number.

It is an amenable number.

999998484 is an abundant number, since it is smaller than the sum of its proper divisors (1333331340).

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

999998484 is a wasteful number, since it uses less digits than its factorization.

999998484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83333214 (or 83333212 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 69.

The square root of 999998484 is about 31622.7526316100. The cubic root of 999998484 is about 999.9994946664. Note that the first 3 decimals are identical.

The spelling of 999998484 in words is "nine hundred ninety-nine million, nine hundred ninety-eight thousand, four hundred eighty-four".