3631223506 has 8 divisors (see below), whose sum is σ = 5452236540. Its totient is φ = 1813811328.

The previous prime is 3631223483. The next prime is 3631223521. The reversal of 3631223506 is 6053221363.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2845262281 + 785961225 = 53341^2 + 28035^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 897691 + ... + 901726.

Almost surely, 2^3631223506 is an apocalyptic number.

3631223506 is a deficient number, since it is larger than the sum of its proper divisors (1821013034).

3631223506 is a wasteful number, since it uses less digits than its factorization.

3631223506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800428.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 3631223506 is about 60259.6341343025. The cubic root of 3631223506 is about 1537.0370174574.

Adding to 3631223506 its reverse (6053221363), we get a palindrome (9684444869).

The spelling of 3631223506 in words is "three billion, six hundred thirty-one million, two hundred twenty-three thousand, five hundred six".