5631243 has 16 divisors (see below), whose sum is σ = 7821312. Its totient is φ = 3600000.

The previous prime is 5631221. The next prime is 5631257. The reversal of 5631243 is 3421365.

It is a happy number.

It is not a de Polignac number, because 5631243 - 2⁶ = 5631179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5631203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13843 + ... + 14243.

It is an arithmetic number, because the mean of its divisors is an integer number (488832).

Almost surely, 2^5631243 is an apocalyptic number.

5631243 is a deficient number, since it is larger than the sum of its proper divisors (2190069).

5631243 is a wasteful number, since it uses less digits than its factorization.

5631243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586.

The product of its digits is 2160, while the sum is 24.

The square root of 5631243 is about 2373.0240201060. The cubic root of 5631243 is about 177.9104355203.

The spelling of 5631243 in words is "five million, six hundred thirty-one thousand, two hundred forty-three".