3631421367 has 48 divisors (see below), whose sum is σ = 6086912832. Its totient is φ = 2043417600.

The previous prime is 3631421359. The next prime is 3631421371. The reversal of 3631421367 is 7631241363.

3631421367 is a `hidden beast` number, since 3 + 631 + 4 + 2 + 13 + 6 + 7 = 666.

It is not a de Polignac number, because 3631421367 - 2³ = 3631421359 is a prime.

It is a super-3 number, since 3×3631421367³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3631425367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1252063 + ... + 1254959.

It is an arithmetic number, because the mean of its divisors is an integer number (126810684).

Almost surely, 2^3631421367 is an apocalyptic number.

3631421367 is a deficient number, since it is larger than the sum of its proper divisors (2455491465).

3631421367 is a wasteful number, since it uses less digits than its factorization.

3631421367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3208 (or 3205 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 3631421367 is about 60261.2758494209. The cubic root of 3631421367 is about 1537.0649340496.

The spelling of 3631421367 in words is "three billion, six hundred thirty-one million, four hundred twenty-one thousand, three hundred sixty-seven".