4650399 has 16 divisors (see below), whose sum is σ = 7420000. Its totient is φ = 2861568.

The previous prime is 4650391. The next prime is 4650427. The reversal of 4650399 is 9930564.

It is not a de Polignac number, because 4650399 - 2³ = 4650391 is a prime.

It is a Duffinian number.

4650399 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4650391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6274 + ... + 6975.

It is an arithmetic number, because the mean of its divisors is an integer number (463750).

Almost surely, 2^4650399 is an apocalyptic number.

4650399 is a deficient number, since it is larger than the sum of its proper divisors (2769601).

4650399 is a wasteful number, since it uses less digits than its factorization.

4650399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13271 (or 13265 counting only the distinct ones).

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

The square root of 4650399 is about 2156.4783792100. The cubic root of 4650399 is about 166.9155273364.

The spelling of 4650399 in words is "four million, six hundred fifty thousand, three hundred ninety-nine".