3631964 has 24 divisors (see below), whose sum is σ = 7647360. Its totient is φ = 1474416.

The previous prime is 3631963. The next prime is 3631973. The reversal of 3631964 is 4691363.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3631964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3631963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2882 + ... + 3945.

It is an arithmetic number, because the mean of its divisors is an integer number (318640).

Almost surely, 2^3631964 is an apocalyptic number.

It is an amenable number.

3631964 is an abundant number, since it is smaller than the sum of its proper divisors (4015396).

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

3631964 is a wasteful number, since it uses less digits than its factorization.

3631964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6857 (or 6855 counting only the distinct ones).

The product of its digits is 11664, while the sum is 32.

The square root of 3631964 is about 1905.7712349597. The cubic root of 3631964 is about 153.7141489988.

The spelling of 3631964 in words is "three million, six hundred thirty-one thousand, nine hundred sixty-four".