4385993 has 4 divisors (see below), whose sum is σ = 4479360. Its totient is φ = 4292628.

The previous prime is 4385987. The next prime is 4386023. The reversal of 4385993 is 3995834.

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.

It is a cyclic number.

It is not a de Polignac number, because 4385993 - 2¹⁸ = 4123849 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4385993.

It is not an unprimeable number, because it can be changed into a prime (4385923) 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, 46613 + ... + 46706.

It is an arithmetic number, because the mean of its divisors is an integer number (1119840).

Almost surely, 2^4385993 is an apocalyptic number.

It is an amenable number.

4385993 is a deficient number, since it is larger than the sum of its proper divisors (93367).

4385993 is an equidigital number, since it uses as much as digits as its factorization.

4385993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93366.

The product of its digits is 116640, while the sum is 41.

The square root of 4385993 is about 2094.2762472988. The cubic root of 4385993 is about 163.6901869615.

The spelling of 4385993 in words is "four million, three hundred eighty-five thousand, nine hundred ninety-three".