999047204 has 6 divisors (see below), whose sum is σ = 1748332614. Its totient is φ = 499523600.

The previous prime is 999047183. The next prime is 999047209. The reversal of 999047204 is 402740999.

It can be written as a sum of positive squares in only one way, i.e., 998560000 + 487204 = 31600^2 + 698^2 .

It is not an unprimeable number, because it can be changed into a prime (999047209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124880897 + ... + 124880904.

It is an arithmetic number, because the mean of its divisors is an integer number (291388769).

Almost surely, 2^999047204 is an apocalyptic number.

It is an amenable number.

999047204 is a deficient number, since it is larger than the sum of its proper divisors (749285410).

999047204 is a wasteful number, since it uses less digits than its factorization.

999047204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249761805 (or 249761803 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 999047204 is about 31607.7079839713. The cubic root of 999047204 is about 999.6823004110.

The spelling of 999047204 in words is "nine hundred ninety-nine million, forty-seven thousand, two hundred four".