7999043 has 8 divisors (see below), whose sum is σ = 8761200. Its totient is φ = 7257888.

The previous prime is 7998979. The next prime is 7999051. The reversal of 7999043 is 3409997.

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

It is a cyclic number.

It is not a de Polignac number, because 7999043 - 2⁶ = 7998979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7999543) 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 in 7 ways as a sum of consecutive naturals, for example, 4448 + ... + 5981.

It is an arithmetic number, because the mean of its divisors is an integer number (1095150).

Almost surely, 2^7999043 is an apocalyptic number.

7999043 is a deficient number, since it is larger than the sum of its proper divisors (762157).

7999043 is a wasteful number, since it uses less digits than its factorization.

7999043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10501.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 7999043 is about 2828.2579443891. The cubic root of 7999043 is about 199.9920246820.

The spelling of 7999043 in words is "seven million, nine hundred ninety-nine thousand, forty-three".