3631672 has 16 divisors (see below), whose sum is σ = 7428600. Its totient is φ = 1650720.

The previous prime is 3631637. The next prime is 3631703. The reversal of 3631672 is 2761363.

It is a self number, because there is not a number n which added to its sum of digits gives 3631672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20547 + ... + 20722.

Almost surely, 2^3631672 is an apocalyptic number.

It is an amenable number.

3631672 is an abundant number, since it is smaller than the sum of its proper divisors (3796928).

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

3631672 is a wasteful number, since it uses less digits than its factorization.

3631672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41286 (or 41282 counting only the distinct ones).

The product of its digits is 4536, while the sum is 28.

The square root of 3631672 is about 1905.6946240151. The cubic root of 3631672 is about 153.7100294890.

The spelling of 3631672 in words is "three million, six hundred thirty-one thousand, six hundred seventy-two".