4303993 has 4 divisors (see below), whose sum is σ = 4317328. Its totient is φ = 4290660.

The previous prime is 4303973. The next prime is 4303997. The reversal of 4303993 is 3993034.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3993034 = 2 ⋅1996517.

It is a cyclic number.

It is not a de Polignac number, because 4303993 - 2¹³ = 4295801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4303997) 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 3 ways as a sum of consecutive naturals, for example, 6171 + ... + 6832.

It is an arithmetic number, because the mean of its divisors is an integer number (1079332).

Almost surely, 2^4303993 is an apocalyptic number.

It is an amenable number.

4303993 is a deficient number, since it is larger than the sum of its proper divisors (13335).

4303993 is a wasteful number, since it uses less digits than its factorization.

4303993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334.

The product of its (nonzero) digits is 8748, while the sum is 31.

The square root of 4303993 is about 2074.6067097163. The cubic root of 4303993 is about 162.6636520948.

The spelling of 4303993 in words is "four million, three hundred three thousand, nine hundred ninety-three".