6632001 has 6 divisors (see below), whose sum is σ = 9579570. Its totient is φ = 4421328.

The previous prime is 6631997. The next prime is 6632009. The reversal of 6632001 is 1002366.

It is a happy number.

6632001 is a `hidden beast` number, since 663 + 2 + 0 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4198401 + 2433600 = 2049^2 + 1560^2 .

It is not a de Polignac number, because 6632001 - 2² = 6631997 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6632009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 368436 + ... + 368453.

It is an arithmetic number, because the mean of its divisors is an integer number (1596595).

Almost surely, 2^6632001 is an apocalyptic number.

It is an amenable number.

6632001 is a deficient number, since it is larger than the sum of its proper divisors (2947569).

6632001 is a wasteful number, since it uses less digits than its factorization.

6632001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736895 (or 736892 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 6632001 is about 2575.2671706058. The cubic root of 6632001 is about 187.8804222987.

Adding to 6632001 its reverse (1002366), we get a palindrome (7634367).

The spelling of 6632001 in words is "six million, six hundred thirty-two thousand, one".