7943223 has 8 divisors (see below), whose sum is σ = 10932736. Its totient is φ = 5124600.

The previous prime is 7943209. The next prime is 7943227. The reversal of 7943223 is 3223497.

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

It is not a de Polignac number, because 7943223 - 2⁴ = 7943207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7943227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42613 + ... + 42798.

It is an arithmetic number, because the mean of its divisors is an integer number (1366592).

Almost surely, 2^7943223 is an apocalyptic number.

7943223 is a deficient number, since it is larger than the sum of its proper divisors (2989513).

7943223 is a wasteful number, since it uses less digits than its factorization.

7943223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85445.

The product of its digits is 9072, while the sum is 30.

The square root of 7943223 is about 2818.3724026466. The cubic root of 7943223 is about 199.5257345839.

The spelling of 7943223 in words is "seven million, nine hundred forty-three thousand, two hundred twenty-three".