5213623 has 4 divisors (see below), whose sum is σ = 5218920. Its totient is φ = 5208328.

The previous prime is 5213603. The next prime is 5213627. The reversal of 5213623 is 3263125.

5213623 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5213623 - 2¹⁷ = 5082551 is a prime.

It is a super-2 number, since 2×5213623² = 54363729572258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5213594 and 5213603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5213627) 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, 688 + ... + 3301.

It is an arithmetic number, because the mean of its divisors is an integer number (1304730).

Almost surely, 2^5213623 is an apocalyptic number.

5213623 is a deficient number, since it is larger than the sum of its proper divisors (5297).

5213623 is a wasteful number, since it uses less digits than its factorization.

5213623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5296.

The product of its digits is 1080, while the sum is 22.

The square root of 5213623 is about 2283.3359367382. The cubic root of 5213623 is about 173.3989811329.

Adding to 5213623 its reverse (3263125), we get a palindrome (8476748).

The spelling of 5213623 in words is "five million, two hundred thirteen thousand, six hundred twenty-three".