3631924 has 12 divisors (see below), whose sum is σ = 6382404. Its totient is φ = 1808384.

The previous prime is 3631921. The next prime is 3631937. The reversal of 3631924 is 4291363.

It can be written as a sum of positive squares in 2 ways, for example, as 3348900 + 283024 = 1830^2 + 532^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3631892 and 3631901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3631921) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 739 + ... + 2794.

It is an arithmetic number, because the mean of its divisors is an integer number (531867).

Almost surely, 2^3631924 is an apocalyptic number.

It is an amenable number.

3631924 is a deficient number, since it is larger than the sum of its proper divisors (2750480).

3631924 is a wasteful number, since it uses less digits than its factorization.

3631924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3794 (or 3792 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

The square root of 3631924 is about 1905.7607404918. The cubic root of 3631924 is about 153.7135846955.

The spelling of 3631924 in words is "three million, six hundred thirty-one thousand, nine hundred twenty-four".