4886991 has 6 divisors (see below), whose sum is σ = 7059000. Its totient is φ = 3257988.

The previous prime is 4886989. The next prime is 4887023. The reversal of 4886991 is 1996884.

4886991 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4886991 - 2¹ = 4886989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4886941) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 271491 + ... + 271508.

It is an arithmetic number, because the mean of its divisors is an integer number (1176500).

Almost surely, 2^4886991 is an apocalyptic number.

4886991 is a deficient number, since it is larger than the sum of its proper divisors (2172009).

4886991 is a wasteful number, since it uses less digits than its factorization.

4886991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543005 (or 543002 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 4886991 is about 2210.6539756371. The cubic root of 4886991 is about 169.6994806005.

The spelling of 4886991 in words is "four million, eight hundred eighty-six thousand, nine hundred ninety-one".