4997118 has 48 divisors (see below), whose sum is σ = 12147840. Its totient is φ = 1363824.

The previous prime is 4997101. The next prime is 4997119. The reversal of 4997118 is 8117994.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4997119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6393 + ... + 7131.

It is an arithmetic number, because the mean of its divisors is an integer number (253080).

Almost surely, 2^4997118 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4997118, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6073920).

4997118 is an abundant number, since it is smaller than the sum of its proper divisors (7150722).

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

4997118 is a wasteful number, since it uses less digits than its factorization.

4997118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781 (or 774 counting only the distinct ones).

The product of its digits is 18144, while the sum is 39.

The square root of 4997118 is about 2235.4234498188. The cubic root of 4997118 is about 170.9647340154.

It can be divided in two parts, 4997 and 118, that added together give a palindrome (5115).

The spelling of 4997118 in words is "four million, nine hundred ninety-seven thousand, one hundred eighteen".