5245531 has 4 divisors (see below), whose sum is σ = 5260192. Its totient is φ = 5230872.

The previous prime is 5245523. The next prime is 5245543. The reversal of 5245531 is 1355425.

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 5245531 - 2³ = 5245523 is a prime.

It is a super-2 number, since 2×5245531² = 55031190943922, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5245496 and 5245505.

It is not an unprimeable number, because it can be changed into a prime (5245511) 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, 6780 + ... + 7513.

It is an arithmetic number, because the mean of its divisors is an integer number (1315048).

Almost surely, 2^5245531 is an apocalyptic number.

5245531 is a deficient number, since it is larger than the sum of its proper divisors (14661).

5245531 is a wasteful number, since it uses less digits than its factorization.

5245531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14660.

The product of its digits is 3000, while the sum is 25.

The square root of 5245531 is about 2290.3124241029. The cubic root of 5245531 is about 173.7520028063.

It can be divided in two parts, 5245 and 531, that added together give a square (5776 = 76²).

The spelling of 5245531 in words is "five million, two hundred forty-five thousand, five hundred thirty-one".