5623517 has 2 divisors, whose sum is σ = 5623518. Its totient is φ = 5623516.

The previous prime is 5623507. The next prime is 5623531. The reversal of 5623517 is 7153265.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5067001 + 556516 = 2251^2 + 746^2 .

It is a cyclic number.

It is not a de Polignac number, because 5623517 - 2¹⁸ = 5361373 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5623517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5623507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2811758 + 2811759.

It is an arithmetic number, because the mean of its divisors is an integer number (2811759).

Almost surely, 2^5623517 is an apocalyptic number.

It is an amenable number.

5623517 is a deficient number, since it is larger than the sum of its proper divisors (1).

5623517 is an equidigital number, since it uses as much as digits as its factorization.

5623517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6300, while the sum is 29.

The square root of 5623517 is about 2371.3955806655. The cubic root of 5623517 is about 177.8290345981.

The spelling of 5623517 in words is "five million, six hundred twenty-three thousand, five hundred seventeen".