4591791 has 6 divisors (see below), whose sum is σ = 6632600. Its totient is φ = 3061188.

The previous prime is 4591781. The next prime is 4591801. The reversal of 4591791 is 1971954.

It is an interprime number because it is at equal distance from previous prime (4591781) and next prime (4591801).

It is not a de Polignac number, because 4591791 - 2¹⁰ = 4590767 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 (4591721) 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, 255091 + ... + 255108.

Almost surely, 2^4591791 is an apocalyptic number.

4591791 is a deficient number, since it is larger than the sum of its proper divisors (2040809).

4591791 is a wasteful number, since it uses less digits than its factorization.

4591791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510205 (or 510202 counting only the distinct ones).

The product of its digits is 11340, while the sum is 36.

The square root of 4591791 is about 2142.8464714020. The cubic root of 4591791 is about 166.2113604211.

The spelling of 4591791 in words is "four million, five hundred ninety-one thousand, seven hundred ninety-one".