5239522 has 4 divisors (see below), whose sum is σ = 7859286. Its totient is φ = 2619760.

The previous prime is 5239511. The next prime is 5239523. The reversal of 5239522 is 2259325.

It is a Cunningham number, because it is equal to 2289²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5239521 + 1 = 2289^2 + 1^2 .

It is a d-powerful number, because it can be written as 5³ + 2 + 3¹⁴ + 9 + 5⁸ + 2⁸ + 2¹⁶ .

It is not an unprimeable number, because it can be changed into a prime (5239523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1309879 + ... + 1309882.

Almost surely, 2^5239522 is an apocalyptic number.

5239522 is a deficient number, since it is larger than the sum of its proper divisors (2619764).

5239522 is a wasteful number, since it uses less digits than its factorization.

5239522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2619763.

The product of its digits is 5400, while the sum is 28.

The square root of 5239522 is about 2289.0002184360. Note that the first 3 decimals coincide. The cubic root of 5239522 is about 173.6856304525.

The spelling of 5239522 in words is "five million, two hundred thirty-nine thousand, five hundred twenty-two".