5201623 has 4 divisors (see below), whose sum is σ = 5944720. Its totient is φ = 4458528.

The previous prime is 5201621. The next prime is 5201627. The reversal of 5201623 is 3261025.

It is a happy number.

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 5201623 - 2¹ = 5201621 is a prime.

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 5201623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5201621) 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, 371538 + ... + 371551.

It is an arithmetic number, because the mean of its divisors is an integer number (1486180).

Almost surely, 2^5201623 is an apocalyptic number.

5201623 is a deficient number, since it is larger than the sum of its proper divisors (743097).

5201623 is an equidigital number, since it uses as much as digits as its factorization.

5201623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743096.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 5201623 is about 2280.7066887261. The cubic root of 5201623 is about 173.2658436300.

Adding to 5201623 its reverse (3261025), we get a palindrome (8462648).

The spelling of 5201623 in words is "five million, two hundred one thousand, six hundred twenty-three".