4899839 has 8 divisors (see below), whose sum is σ = 5621280. Its totient is φ = 4183776.

The previous prime is 4899823. The next prime is 4899841. The reversal of 4899839 is 9389984.

4899839 = 473² + 474² + ... + 493².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4899839 - 2⁴ = 4899823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4899809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 857 + ... + 3245.

It is an arithmetic number, because the mean of its divisors is an integer number (702660).

Almost surely, 2^4899839 is an apocalyptic number.

4899839 is a deficient number, since it is larger than the sum of its proper divisors (721441).

4899839 is a wasteful number, since it uses less digits than its factorization.

4899839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689.

The product of its digits is 559872, while the sum is 50.

The square root of 4899839 is about 2213.5579956260. The cubic root of 4899839 is about 169.8480649427.

The spelling of 4899839 in words is "four million, eight hundred ninety-nine thousand, eight hundred thirty-nine".