4718990 has 16 divisors (see below), whose sum is σ = 8521200. Its totient is φ = 1881600.

The previous prime is 4718983. The next prime is 4718999. The reversal of 4718990 is 998174.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4718999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3965 + ... + 5015.

It is an arithmetic number, because the mean of its divisors is an integer number (532575).

Almost surely, 2^4718990 is an apocalyptic number.

4718990 is a deficient number, since it is larger than the sum of its proper divisors (3802210).

4718990 is a wasteful number, since it uses less digits than its factorization.

4718990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 4718990 is about 2172.3236407129. The cubic root of 4718990 is about 167.7321648767.

The spelling of 4718990 in words is "four million, seven hundred eighteen thousand, nine hundred ninety".