4993836 has 12 divisors (see below), whose sum is σ = 11652312. Its totient is φ = 1664608.

The previous prime is 4993823. The next prime is 4993837. The reversal of 4993836 is 6383994.

It is a tau number, because it is divible by the number of its divisors (12).

It is a d-powerful number, because it can be written as 4 + 9³ + 9⁷ + 3 + 8⁵ + 3¹¹ + 6³ .

It is not an unprimeable number, because it can be changed into a prime (4993837) 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, 208065 + ... + 208088.

It is an arithmetic number, because the mean of its divisors is an integer number (971026).

Almost surely, 2^4993836 is an apocalyptic number.

It is an amenable number.

4993836 is an abundant number, since it is smaller than the sum of its proper divisors (6658476).

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

4993836 is a wasteful number, since it uses less digits than its factorization.

4993836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416160 (or 416158 counting only the distinct ones).

The product of its digits is 139968, while the sum is 42.

The square root of 4993836 is about 2234.6892401406. The cubic root of 4993836 is about 170.9272971606.

The spelling of 4993836 in words is "four million, nine hundred ninety-three thousand, eight hundred thirty-six".