999408076 has 6 divisors (see below), whose sum is σ = 1748964140. Its totient is φ = 499704036.

The previous prime is 999408071. The next prime is 999408077. The reversal of 999408076 is 670804999.

999408076 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (999408071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124926006 + ... + 124926013.

Almost surely, 2^999408076 is an apocalyptic number.

It is an amenable number.

999408076 is a deficient number, since it is larger than the sum of its proper divisors (749556064).

999408076 is a wasteful number, since it uses less digits than its factorization.

999408076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249852023 (or 249852021 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 52.

The square root of 999408076 is about 31613.4160760902. The cubic root of 999408076 is about 999.8026530567.

The spelling of 999408076 in words is "nine hundred ninety-nine million, four hundred eight thousand, seventy-six".