4785399 has 24 divisors (see below), whose sum is σ = 7338240. Its totient is φ = 3114936.

The previous prime is 4785383. The next prime is 4785401. The reversal of 4785399 is 9935874.

It is not a de Polignac number, because 4785399 - 2⁴ = 4785383 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4¹¹ + 7 + 8³ + 5 + 3¹² + 9² + 9⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4785379) 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 23 ways as a sum of consecutive naturals, for example, 11212 + ... + 11630.

It is an arithmetic number, because the mean of its divisors is an integer number (305760).

Almost surely, 2^4785399 is an apocalyptic number.

4785399 is a deficient number, since it is larger than the sum of its proper divisors (2552841).

4785399 is an equidigital number, since it uses as much as digits as its factorization.

4785399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481 (or 469 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 4785399 is about 2187.5554850106. Note that the first 3 decimals coincide. The cubic root of 4785399 is about 168.5153182222.

It can be divided in two parts, 4785 and 399, that added together give a square (5184 = 72²).

The spelling of 4785399 in words is "four million, seven hundred eighty-five thousand, three hundred ninety-nine".