2001632 has 24 divisors (see below), whose sum is σ = 4000752. Its totient is φ = 985600.

The previous prime is 2001619. The next prime is 2001641. The reversal of 2001632 is 2361002.

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, 1832 + ... + 2712.

It is an arithmetic number, because the mean of its divisors is an integer number (166698).

2^2001632 is an apocalyptic number.

It is an amenable number.

2001632 is a deficient number, since it is larger than the sum of its proper divisors (1999120).

2001632 is an equidigital number, since it uses as much as digits as its factorization.

2001632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962 (or 954 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2001632 is about 1414.7904438467. The cubic root of 2001632 is about 126.0263655249.

Adding to 2001632 its reverse (2361002), we get a palindrome (4362634).

The spelling of 2001632 in words is "two million, one thousand, six hundred thirty-two".