5223531 has 8 divisors (see below), whose sum is σ = 7189504. Its totient is φ = 3369960.

The previous prime is 5223503. The next prime is 5223557. The reversal of 5223531 is 1353225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5223531 - 2⁶ = 5223467 is a prime.

It is a super-2 number, since 2×5223531² = 54570552215922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5223498 and 5223507.

It is not an unprimeable number, because it can be changed into a prime (5223571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27991 + ... + 28176.

It is an arithmetic number, because the mean of its divisors is an integer number (898688).

Almost surely, 2^5223531 is an apocalyptic number.

5223531 is a deficient number, since it is larger than the sum of its proper divisors (1965973).

5223531 is a wasteful number, since it uses less digits than its factorization.

5223531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56201.

The product of its digits is 900, while the sum is 21.

The square root of 5223531 is about 2285.5045394836. The cubic root of 5223531 is about 173.5087544409.

Adding to 5223531 its reverse (1353225), we get a palindrome (6576756).

The spelling of 5223531 in words is "five million, two hundred twenty-three thousand, five hundred thirty-one".