4506399 has 12 divisors (see below), whose sum is σ = 6527976. Its totient is φ = 2995632.

The previous prime is 4506389. The next prime is 4506419. The reversal of 4506399 is 9936054.

It is not a de Polignac number, because 4506399 - 2¹¹ = 4504351 is a prime.

It is an Ulam number.

4506399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4506349) 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 11 ways as a sum of consecutive naturals, for example, 4857 + ... + 5709.

It is an arithmetic number, because the mean of its divisors is an integer number (543998).

Almost surely, 2^4506399 is an apocalyptic number.

4506399 is a deficient number, since it is larger than the sum of its proper divisors (2021577).

4506399 is a wasteful number, since it uses less digits than its factorization.

4506399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446 (or 1443 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 4506399 is about 2122.8280665188. The cubic root of 4506399 is about 165.1745810566.

The spelling of 4506399 in words is "four million, five hundred six thousand, three hundred ninety-nine".