5631722 has 4 divisors (see below), whose sum is σ = 8447586. Its totient is φ = 2815860.

The previous prime is 5631707. The next prime is 5631737. The reversal of 5631722 is 2271365.

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

It is an interprime number because it is at equal distance from previous prime (5631707) and next prime (5631737).

It can be written as a sum of positive squares in only one way, i.e., 5470921 + 160801 = 2339^2 + 401^2 .

It is a d-powerful number, because it can be written as 5² + 6⁵ + 3¹⁴ + 1 + 7⁷ + 2¹⁰ + 2¹⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 5631691 and 5631700.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1407929 + ... + 1407932.

Almost surely, 2^5631722 is an apocalyptic number.

5631722 is a deficient number, since it is larger than the sum of its proper divisors (2815864).

5631722 is a wasteful number, since it uses less digits than its factorization.

5631722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2815863.

The product of its digits is 2520, while the sum is 26.

The square root of 5631722 is about 2373.1249440348. The cubic root of 5631722 is about 177.9154797993.

The spelling of 5631722 in words is "five million, six hundred thirty-one thousand, seven hundred twenty-two".