4590891 has 16 divisors (see below), whose sum is σ = 6844320. Its totient is φ = 3041280.

The previous prime is 4590889. The next prime is 4590899. The reversal of 4590891 is 1980954.

It is not a de Polignac number, because 4590891 - 2¹ = 4590889 is a prime.

4590891 is a modest number, since divided by 891 gives 459 as remainder.

It is not an unprimeable number, because it can be changed into a prime (4590899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4771 + ... + 5651.

It is an arithmetic number, because the mean of its divisors is an integer number (427770).

Almost surely, 2^4590891 is an apocalyptic number.

4590891 is a deficient number, since it is larger than the sum of its proper divisors (2253429).

4590891 is a wasteful number, since it uses less digits than its factorization.

4590891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083 (or 1077 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 4590891 is about 2142.6364600650. The cubic root of 4590891 is about 166.2005004612.

The spelling of 4590891 in words is "four million, five hundred ninety thousand, eight hundred ninety-one".