999041536 has 20 divisors (see below), whose sum is σ = 1996132842. Its totient is φ = 499520512.

The previous prime is 999041473. The next prime is 999041539. The reversal of 999041536 is 635140999.

It can be written as a sum of positive squares in only one way, i.e., 909625600 + 89415936 = 30160^2 + 9456^2 .

It is not an unprimeable number, because it can be changed into a prime (999041539) 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, 975115 + ... + 976138.

Almost surely, 2^999041536 is an apocalyptic number.

It is an amenable number.

999041536 is a deficient number, since it is larger than the sum of its proper divisors (997091306).

999041536 is an equidigital number, since it uses as much as digits as its factorization.

999041536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1951271 (or 1951255 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 46.

The square root of 999041536 is about 31607.6183221704. The cubic root of 999041536 is about 999.6804098730.

The spelling of 999041536 in words is "nine hundred ninety-nine million, forty-one thousand, five hundred thirty-six".