4811623 has 4 divisors (see below), whose sum is σ = 5020848. Its totient is φ = 4602400.

The previous prime is 4811581. The next prime is 4811647. The reversal of 4811623 is 3261184.

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 4811623 - 2⁹ = 4811111 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 (4815623) 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, 104578 + ... + 104623.

It is an arithmetic number, because the mean of its divisors is an integer number (1255212).

Almost surely, 2^4811623 is an apocalyptic number.

4811623 is a deficient number, since it is larger than the sum of its proper divisors (209225).

4811623 is a wasteful number, since it uses less digits than its factorization.

4811623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209224.

The product of its digits is 1152, while the sum is 25.

The square root of 4811623 is about 2193.5412008896. The cubic root of 4811623 is about 168.8225791132.

The spelling of 4811623 in words is "four million, eight hundred eleven thousand, six hundred twenty-three".