4857838 has 4 divisors (see below), whose sum is σ = 7286760. Its totient is φ = 2428918.

The previous prime is 4857829. The next prime is 4857893. The reversal of 4857838 is 8387584.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 4857794 and 4857803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1214458 + ... + 1214461.

It is an arithmetic number, because the mean of its divisors is an integer number (1821690).

Almost surely, 2^4857838 is an apocalyptic number.

4857838 is a deficient number, since it is larger than the sum of its proper divisors (2428922).

4857838 is a wasteful number, since it uses less digits than its factorization.

4857838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428921.

The product of its digits is 215040, while the sum is 43.

The square root of 4857838 is about 2204.0503624010. The cubic root of 4857838 is about 169.3613639435.

The spelling of 4857838 in words is "four million, eight hundred fifty-seven thousand, eight hundred thirty-eight".