4636423 has 4 divisors (see below), whose sum is σ = 5057928. Its totient is φ = 4214920.

The previous prime is 4636381. The next prime is 4636441. The reversal of 4636423 is 3246364.

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 4636423 - 2¹⁷ = 4505351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4636391 and 4636400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4636123) 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, 210736 + ... + 210757.

It is an arithmetic number, because the mean of its divisors is an integer number (1264482).

Almost surely, 2^4636423 is an apocalyptic number.

4636423 is a deficient number, since it is larger than the sum of its proper divisors (421505).

4636423 is a wasteful number, since it uses less digits than its factorization.

4636423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421504.

The product of its digits is 10368, while the sum is 28.

The square root of 4636423 is about 2153.2354724925. The cubic root of 4636423 is about 166.7481472701.

It can be divided in two parts, 463 and 6423, that added together give a palindrome (6886).

The spelling of 4636423 in words is "four million, six hundred thirty-six thousand, four hundred twenty-three".