4899843 has 12 divisors (see below), whose sum is σ = 7622160. Its totient is φ = 3015216.

The previous prime is 4899841. The next prime is 4899847. The reversal of 4899843 is 3489984.

It is a happy number.

It is not a de Polignac number, because 4899843 - 2¹ = 4899841 is a prime.

It is a super-2 number, since 2×4899843² = 48016922849298, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4899841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20823 + ... + 21056.

It is an arithmetic number, because the mean of its divisors is an integer number (635180).

Almost surely, 2^4899843 is an apocalyptic number.

4899843 is a deficient number, since it is larger than the sum of its proper divisors (2722317).

4899843 is a wasteful number, since it uses less digits than its factorization.

4899843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41898 (or 41895 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 4899843 is about 2213.5588991486. The cubic root of 4899843 is about 169.8481111614.

The spelling of 4899843 in words is "four million, eight hundred ninety-nine thousand, eight hundred forty-three".