5123522 has 4 divisors (see below), whose sum is σ = 7685286. Its totient is φ = 2561760.

The previous prime is 5123509. The next prime is 5123527. The reversal of 5123522 is 2253215.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2253215 = 5 ⋅450643.

It can be written as a sum of positive squares in only one way, i.e., 3728761 + 1394761 = 1931^2 + 1181^2 .

It is a d-powerful number, because it can be written as 5² + 1 + 2 + 3¹⁴ + 5⁷ + 2⁸ + 2¹⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 5123494 and 5123503.

It is not an unprimeable number, because it can be changed into a prime (5123527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280879 + ... + 1280882.

Almost surely, 2^5123522 is an apocalyptic number.

5123522 is a deficient number, since it is larger than the sum of its proper divisors (2561764).

5123522 is a wasteful number, since it uses less digits than its factorization.

5123522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2561763.

The product of its digits is 600, while the sum is 20.

The square root of 5123522 is about 2263.5198254047. The cubic root of 5123522 is about 172.3942865555.

Adding to 5123522 its reverse (2253215), we get a palindrome (7376737).

The spelling of 5123522 in words is "five million, one hundred twenty-three thousand, five hundred twenty-two".