999104252 has 24 divisors (see below), whose sum is σ = 1762104960. Its totient is φ = 495658800.

The previous prime is 999104213. The next prime is 999104257. The reversal of 999104252 is 252401999.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999104257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390377 + ... + 392927.

It is an arithmetic number, because the mean of its divisors is an integer number (73421040).

Almost surely, 2^999104252 is an apocalyptic number.

It is an amenable number.

999104252 is a deficient number, since it is larger than the sum of its proper divisors (763000708).

999104252 is a wasteful number, since it uses less digits than its factorization.

999104252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3281 (or 3279 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 999104252 is about 31608.6104091907. The cubic root of 999104252 is about 999.7013281373.

The spelling of 999104252 in words is "nine hundred ninety-nine million, one hundred four thousand, two hundred fifty-two".