5961631 has 8 divisors (see below), whose sum is σ = 6464864. Its totient is φ = 5464800.

The previous prime is 5961587. The next prime is 5961643. The reversal of 5961631 is 1361695.

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 5961631 - 2⁷ = 5961503 is a prime.

It is a super-2 number, since 2×5961631² = 71082088360322, 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 = 5961593 and 5961602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5961731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445 + ... + 3481.

It is an arithmetic number, because the mean of its divisors is an integer number (808108).

Almost surely, 2^5961631 is an apocalyptic number.

5961631 is a deficient number, since it is larger than the sum of its proper divisors (503233).

5961631 is a wasteful number, since it uses less digits than its factorization.

5961631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3201.

The product of its digits is 4860, while the sum is 31.

The square root of 5961631 is about 2441.6451421122. The cubic root of 5961631 is about 181.3238912357.

The spelling of 5961631 in words is "five million, nine hundred sixty-one thousand, six hundred thirty-one".