4947859 has 4 divisors (see below), whose sum is σ = 5654704. Its totient is φ = 4241016.

The previous prime is 4947857. The next prime is 4947863. The reversal of 4947859 is 9587494.

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

It is a cyclic number.

It is not a de Polignac number, because 4947859 - 2¹ = 4947857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4947853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353412 + ... + 353425.

It is an arithmetic number, because the mean of its divisors is an integer number (1413676).

Almost surely, 2^4947859 is an apocalyptic number.

4947859 is a deficient number, since it is larger than the sum of its proper divisors (706845).

4947859 is an equidigital number, since it uses as much as digits as its factorization.

4947859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706844.

The product of its digits is 362880, while the sum is 46.

The square root of 4947859 is about 2224.3783401211. The cubic root of 4947859 is about 170.4011174040.

The spelling of 4947859 in words is "four million, nine hundred forty-seven thousand, eight hundred fifty-nine".