4993788 has 12 divisors (see below), whose sum is σ = 11652200. Its totient is φ = 1664592.

The previous prime is 4993777. The next prime is 4993811. The reversal of 4993788 is 8873994.

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

It is a super-3 number, since 3×4993788³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208063 + ... + 208086.

Almost surely, 2^4993788 is an apocalyptic number.

It is an amenable number.

4993788 is an abundant number, since it is smaller than the sum of its proper divisors (6658412).

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

4993788 is a wasteful number, since it uses less digits than its factorization.

4993788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416156 (or 416154 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 4993788 is about 2234.6785003664. The cubic root of 4993788 is about 170.9267495164.

The spelling of 4993788 in words is "four million, nine hundred ninety-three thousand, seven hundred eighty-eight".