4580891 has 4 divisors (see below), whose sum is σ = 5235312. Its totient is φ = 3926472.

The previous prime is 4580879. The next prime is 4580893. The reversal of 4580891 is 1980854.

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 4580891 - 2²² = 386587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4580893) 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, 327200 + ... + 327213.

It is an arithmetic number, because the mean of its divisors is an integer number (1308828).

Almost surely, 2^4580891 is an apocalyptic number.

4580891 is a deficient number, since it is larger than the sum of its proper divisors (654421).

4580891 is an equidigital number, since it uses as much as digits as its factorization.

4580891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654420.

The product of its (nonzero) digits is 11520, while the sum is 35.

The square root of 4580891 is about 2140.3016142591. The cubic root of 4580891 is about 166.0797386302.

The spelling of 4580891 in words is "four million, five hundred eighty thousand, eight hundred ninety-one".