3421311631 has 8 divisors (see below), whose sum is σ = 3428334000. Its totient is φ = 3414298560.

The previous prime is 3421311623. The next prime is 3421311637. The reversal of 3421311631 is 1361131243.

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

It is a cyclic number.

It is not a de Polignac number, because 3421311631 - 2³ = 3421311623 is a prime.

It is a super-2 number, since 2×3421311631² = 23410746552831760322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3421311596 and 3421311605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421311637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1754445 + ... + 1756393.

It is an arithmetic number, because the mean of its divisors is an integer number (428541750).

Almost surely, 2^3421311631 is an apocalyptic number.

3421311631 is a deficient number, since it is larger than the sum of its proper divisors (7022369).

3421311631 is a wasteful number, since it uses less digits than its factorization.

3421311631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4649.

The product of its digits is 1296, while the sum is 25.

The square root of 3421311631 is about 58491.9792022804. The cubic root of 3421311631 is about 1506.8298373862.

Adding to 3421311631 its reverse (1361131243), we get a palindrome (4782442874).

The spelling of 3421311631 in words is "three billion, four hundred twenty-one million, three hundred eleven thousand, six hundred thirty-one".