4650839 has 4 divisors (see below), whose sum is σ = 4895640. Its totient is φ = 4406040.

The previous prime is 4650827. The next prime is 4650847. The reversal of 4650839 is 9380564.

4650839 is nontrivially palindromic in base 9.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4650839 - 2¹² = 4646743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4650799 and 4650808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4650869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122372 + ... + 122409.

It is an arithmetic number, because the mean of its divisors is an integer number (1223910).

Almost surely, 2^4650839 is an apocalyptic number.

4650839 is a deficient number, since it is larger than the sum of its proper divisors (244801).

4650839 is a wasteful number, since it uses less digits than its factorization.

4650839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244800.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 4650839 is about 2156.5803949772. The cubic root of 4650839 is about 166.9207914378.

The spelling of 4650839 in words is "four million, six hundred fifty thousand, eight hundred thirty-nine".