5631724 has 24 divisors (see below), whose sum is σ = 11352320. Its totient is φ = 2394576.

The previous prime is 5631707. The next prime is 5631737. The reversal of 5631724 is 4271365.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 5631692 and 5631701.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3169 + ... + 4615.

Almost surely, 2^5631724 is an apocalyptic number.

It is an amenable number.

5631724 is an abundant number, since it is smaller than the sum of its proper divisors (5720596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5631724 is a wasteful number, since it uses less digits than its factorization.

5631724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597 (or 1595 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 5631724 is about 2373.1253654200. The cubic root of 5631724 is about 177.9155008604.

The spelling of 5631724 in words is "five million, six hundred thirty-one thousand, seven hundred twenty-four".