4891895 has 16 divisors (see below), whose sum is σ = 6121632. Its totient is φ = 3749760.

The previous prime is 4891889. The next prime is 4891897. The reversal of 4891895 is 5981984.

4891895 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4891895 - 2⁴ = 4891879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4891897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12929 + ... + 13301.

It is an arithmetic number, because the mean of its divisors is an integer number (382602).

Almost surely, 2^4891895 is an apocalyptic number.

4891895 is a deficient number, since it is larger than the sum of its proper divisors (1229737).

4891895 is a wasteful number, since it uses less digits than its factorization.

4891895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482.

The product of its digits is 103680, while the sum is 44.

The square root of 4891895 is about 2211.7628715574. The cubic root of 4891895 is about 169.7562249954.

The spelling of 4891895 in words is "four million, eight hundred ninety-one thousand, eight hundred ninety-five".