5231806 has 4 divisors (see below), whose sum is σ = 7847712. Its totient is φ = 2615902.

The previous prime is 5231797. The next prime is 5231827. The reversal of 5231806 is 6081325.

It is a happy number.

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

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1307950 + ... + 1307953.

It is an arithmetic number, because the mean of its divisors is an integer number (1961928).

Almost surely, 2^5231806 is an apocalyptic number.

5231806 is a deficient number, since it is larger than the sum of its proper divisors (2615906).

5231806 is a wasteful number, since it uses less digits than its factorization.

5231806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615905.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 5231806 is about 2287.3141454553. The cubic root of 5231806 is about 173.6003289863.

The spelling of 5231806 in words is "five million, two hundred thirty-one thousand, eight hundred six".