4997718 has 48 divisors (see below), whose sum is σ = 12108096. Its totient is φ = 1476720.

The previous prime is 4997717. The next prime is 4997747. The reversal of 4997718 is 8177994.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4997717) 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, 8221 + ... + 8807.

It is an arithmetic number, because the mean of its divisors is an integer number (252252).

Almost surely, 2^4997718 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4997718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6054048).

4997718 is an abundant number, since it is smaller than the sum of its proper divisors (7110378).

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

4997718 is a wasteful number, since it uses less digits than its factorization.

4997718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649 (or 646 counting only the distinct ones).

The product of its digits is 127008, while the sum is 45.

The square root of 4997718 is about 2235.5576485521. The cubic root of 4997718 is about 170.9715762749.

The spelling of 4997718 in words is "four million, nine hundred ninety-seven thousand, seven hundred eighteen".