5009531 has 4 divisors (see below), whose sum is σ = 5055600. Its totient is φ = 4963464.

The previous prime is 5009527. The next prime is 5009539. The reversal of 5009531 is 1359005.

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 5009531 - 2² = 5009527 is a prime.

It is a super-2 number, since 2×5009531² = 50190801679922, 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 = 5009497 and 5009506.

It is not an unprimeable number, because it can be changed into a prime (5009539) 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, 22871 + ... + 23088.

It is an arithmetic number, because the mean of its divisors is an integer number (1263900).

Almost surely, 2^5009531 is an apocalyptic number.

5009531 is a deficient number, since it is larger than the sum of its proper divisors (46069).

5009531 is a wasteful number, since it uses less digits than its factorization.

5009531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46068.

The product of its (nonzero) digits is 675, while the sum is 23.

The square root of 5009531 is about 2238.1981592343. The cubic root of 5009531 is about 171.1061775749.

The spelling of 5009531 in words is "five million, nine thousand, five hundred thirty-one".