4918857 has 8 divisors (see below), whose sum is σ = 6666240. Its totient is φ = 3225360.

The previous prime is 4918841. The next prime is 4918861. The reversal of 4918857 is 7588194.

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

It is not a de Polignac number, because 4918857 - 2⁴ = 4918841 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (4918807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13257 + ... + 13622.

It is an arithmetic number, because the mean of its divisors is an integer number (833280).

Almost surely, 2^4918857 is an apocalyptic number.

It is an amenable number.

4918857 is a deficient number, since it is larger than the sum of its proper divisors (1747383).

4918857 is a wasteful number, since it uses less digits than its factorization.

4918857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26943.

The product of its digits is 80640, while the sum is 42.

The square root of 4918857 is about 2217.8496342178. The cubic root of 4918857 is about 170.0675279594.

It can be divided in two parts, 4918 and 857, that added together give a palindrome (5775).

The spelling of 4918857 in words is "four million, nine hundred eighteen thousand, eight hundred fifty-seven".