999767473 has 8 divisors (see below), whose sum is σ = 1045509696. Its totient is φ = 954214800.

The previous prime is 999767423. The next prime is 999767477. The reversal of 999767473 is 374767999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 999767473 - 2⁹ = 999766961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999767477) 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, 36543 + ... + 57748.

It is an arithmetic number, because the mean of its divisors is an integer number (130688712).

Almost surely, 2^999767473 is an apocalyptic number.

It is an amenable number.

999767473 is a deficient number, since it is larger than the sum of its proper divisors (45742223).

999767473 is a wasteful number, since it uses less digits than its factorization.

999767473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94775.

The product of its digits is 18003384, while the sum is 61.

The square root of 999767473 is about 31619.0998132458. The cubic root of 999767473 is about 999.9224849916.

The spelling of 999767473 in words is "nine hundred ninety-nine million, seven hundred sixty-seven thousand, four hundred seventy-three".