3631012 has 24 divisors (see below), whose sum is σ = 7922880. Its totient is φ = 1414560.

The previous prime is 3631009. The next prime is 3631027. The reversal of 3631012 is 2101363.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 5587 + ... + 6202.

It is an arithmetic number, because the mean of its divisors is an integer number (330120).

Almost surely, 2^3631012 is an apocalyptic number.

It is an amenable number.

3631012 is an abundant number, since it is smaller than the sum of its proper divisors (4291868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3631012 is a wasteful number, since it uses less digits than its factorization.

3631012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11811 (or 11809 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3631012 is about 1905.5214509420. The cubic root of 3631012 is about 153.7007174544.

Adding to 3631012 its reverse (2101363), we get a palindrome (5732375).

The spelling of 3631012 in words is "three million, six hundred thirty-one thousand, twelve".