4999842 has 24 divisors (see below), whose sum is σ = 10958220. Its totient is φ = 1647360.

The previous prime is 4999823. The next prime is 4999849. The reversal of 4999842 is 2489994.

It can be written as a sum of positive squares in 2 ways, for example, as 3651921 + 1347921 = 1911^2 + 1161^2 .

It is not an unprimeable number, because it can be changed into a prime (4999849) 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, 42 + ... + 3162.

Almost surely, 2^4999842 is an apocalyptic number.

4999842 is an abundant number, since it is smaller than the sum of its proper divisors (5958378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4999842 is a wasteful number, since it uses less digits than its factorization.

4999842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3218 (or 3215 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 4999842 is about 2236.0326473466. The cubic root of 4999842 is about 170.9957934740.

The spelling of 4999842 in words is "four million, nine hundred ninety-nine thousand, eight hundred forty-two".