4861918 has 8 divisors (see below), whose sum is σ = 7303248. Its totient is φ = 2427504.

The previous prime is 4861907. The next prime is 4861921. The reversal of 4861918 is 8191684.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 730 + ... + 3202.

It is an arithmetic number, because the mean of its divisors is an integer number (912906).

Almost surely, 2^4861918 is an apocalyptic number.

4861918 is a deficient number, since it is larger than the sum of its proper divisors (2441330).

4861918 is a wasteful number, since it uses less digits than its factorization.

4861918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458.

The product of its digits is 13824, while the sum is 37.

The square root of 4861918 is about 2204.9757368280. The cubic root of 4861918 is about 169.4087650717.

The spelling of 4861918 in words is "four million, eight hundred sixty-one thousand, nine hundred eighteen".