5523213 has 4 divisors (see below), whose sum is σ = 7364288. Its totient is φ = 3682140.

The previous prime is 5523211. The next prime is 5523223. The reversal of 5523213 is 3123255.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5523213 - 2¹ = 5523211 is a prime.

It is a D-number.

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 5523213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5523211) 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, 920533 + ... + 920538.

It is an arithmetic number, because the mean of its divisors is an integer number (1841072).

Almost surely, 2^5523213 is an apocalyptic number.

It is an amenable number.

5523213 is a deficient number, since it is larger than the sum of its proper divisors (1841075).

5523213 is a wasteful number, since it uses less digits than its factorization.

5523213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841074.

The product of its digits is 900, while the sum is 21.

The square root of 5523213 is about 2350.1516972315. The cubic root of 5523213 is about 176.7654014762.

Adding to 5523213 its reverse (3123255), we get a palindrome (8646468).

The spelling of 5523213 in words is "five million, five hundred twenty-three thousand, two hundred thirteen".