4899993 has 16 divisors (see below), whose sum is σ = 7499136. Its totient is φ = 2787840.

The previous prime is 4899971. The next prime is 4899997. The reversal of 4899993 is 3999984.

4899993 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4899993 - 2⁸ = 4899737 is a prime.

It is a Curzon number.

4899993 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4899997) 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, 7083 + ... + 7743.

It is an arithmetic number, because the mean of its divisors is an integer number (468696).

Almost surely, 2^4899993 is an apocalyptic number.

It is an amenable number.

4899993 is a deficient number, since it is larger than the sum of its proper divisors (2599143).

4899993 is a wasteful number, since it uses less digits than its factorization.

4899993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024.

The product of its digits is 629856, while the sum is 51.

The square root of 4899993 is about 2213.5927809785. The cubic root of 4899993 is about 169.8498443432.

Subtracting from 4899993 its reverse (3999984), we obtain a palindrome (900009).

The spelling of 4899993 in words is "four million, eight hundred ninety-nine thousand, nine hundred ninety-three".