3631222043 has 4 divisors (see below), whose sum is σ = 3631342800. Its totient is φ = 3631101288.

The previous prime is 3631222039. The next prime is 3631222051. The reversal of 3631222043 is 3402221363.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3402221363 = 8627 ⋅394369.

It is a cyclic number.

It is not a de Polignac number, because 3631222043 - 2² = 3631222039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3631222033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24521 + ... + 88677.

It is an arithmetic number, because the mean of its divisors is an integer number (907835700).

Almost surely, 2^3631222043 is an apocalyptic number.

3631222043 is a deficient number, since it is larger than the sum of its proper divisors (120757).

3631222043 is an equidigital number, since it uses as much as digits as its factorization.

3631222043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120756.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 3631222043 is about 60259.6219951636. The cubic root of 3631222043 is about 1537.0368110361.

The spelling of 3631222043 in words is "three billion, six hundred thirty-one million, two hundred twenty-two thousand, forty-three".