4599891 has 12 divisors (see below), whose sum is σ = 6704568. Its totient is φ = 3038784.

The previous prime is 4599887. The next prime is 4599929. The reversal of 4599891 is 1989954.

It is not a de Polignac number, because 4599891 - 2² = 4599887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4599841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1245 + ... + 3278.

It is an arithmetic number, because the mean of its divisors is an integer number (558714).

Almost surely, 2^4599891 is an apocalyptic number.

4599891 is a deficient number, since it is larger than the sum of its proper divisors (2104677).

4599891 is a wasteful number, since it uses less digits than its factorization.

4599891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642 (or 4639 counting only the distinct ones).

The product of its digits is 116640, while the sum is 45.

The square root of 4599891 is about 2144.7356480462. The cubic root of 4599891 is about 166.3090362630.

The spelling of 4599891 in words is "four million, five hundred ninety-nine thousand, eight hundred ninety-one".