4963591 has 4 divisors (see below), whose sum is σ = 4968184. Its totient is φ = 4959000.

The previous prime is 4963589. The next prime is 4963597. The reversal of 4963591 is 1953694.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4963591 - 2¹ = 4963589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4963591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4963597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316 + ... + 3166.

It is an arithmetic number, because the mean of its divisors is an integer number (1242046).

Almost surely, 2^4963591 is an apocalyptic number.

4963591 is a deficient number, since it is larger than the sum of its proper divisors (4593).

4963591 is a wasteful number, since it uses less digits than its factorization.

4963591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4592.

The product of its digits is 29160, while the sum is 37.

The square root of 4963591 is about 2227.9118025631. The cubic root of 4963591 is about 170.5815263571.

The spelling of 4963591 in words is "four million, nine hundred sixty-three thousand, five hundred ninety-one".