999947675 has 24 divisors (see below), whose sum is σ = 1307088960. Its totient is φ = 756756000.

The previous prime is 999947659. The next prime is 999947723. The reversal of 999947675 is 576749999.

It is not a de Polignac number, because 999947675 - 2⁴ = 999947659 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 498224 + ... + 500226.

It is an arithmetic number, because the mean of its divisors is an integer number (54462040).

Almost surely, 2^999947675 is an apocalyptic number.

999947675 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

999947675 is a deficient number, since it is larger than the sum of its proper divisors (307141285).

999947675 is a wasteful number, since it uses less digits than its factorization.

999947675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3083 (or 3078 counting only the distinct ones).

The product of its digits is 38578680, while the sum is 65.

The square root of 999947675 is about 31621.9492599681. The cubic root of 999947675 is about 999.9825580291.

The spelling of 999947675 in words is "nine hundred ninety-nine million, nine hundred forty-seven thousand, six hundred seventy-five".