5623573 has 2 divisors, whose sum is σ = 5623574. Its totient is φ = 5623572.

The previous prime is 5623571. The next prime is 5623577. The reversal of 5623573 is 3753265.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5049009 + 574564 = 2247^2 + 758^2 .

It is a cyclic number.

It is not a de Polignac number, because 5623573 - 2¹ = 5623571 is a prime.

Together with 5623571, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5623571) 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 as a sum of consecutive naturals, namely, 2811786 + 2811787.

It is an arithmetic number, because the mean of its divisors is an integer number (2811787).

Almost surely, 2^5623573 is an apocalyptic number.

It is an amenable number.

5623573 is a deficient number, since it is larger than the sum of its proper divisors (1).

5623573 is an equidigital number, since it uses as much as digits as its factorization.

5623573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 31.

The square root of 5623573 is about 2371.4073880293. The cubic root of 5623573 is about 177.8296248807.

The spelling of 5623573 in words is "five million, six hundred twenty-three thousand, five hundred seventy-three".