3631001 has 16 divisors (see below), whose sum is σ = 4148928. Its totient is φ = 3148800.

The previous prime is 3630997. The next prime is 3631007. The reversal of 3631001 is 1001363.

It is not a de Polignac number, because 3631001 - 2² = 3630997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3631007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37385 + ... + 37481.

It is an arithmetic number, because the mean of its divisors is an integer number (259308).

Almost surely, 2^3631001 is an apocalyptic number.

It is an amenable number.

3631001 is a deficient number, since it is larger than the sum of its proper divisors (517927).

3631001 is a wasteful number, since it uses less digits than its factorization.

3631001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 3631001 is about 1905.5185645908. The cubic root of 3631001 is about 153.7005622443.

Adding to 3631001 its reverse (1001363), we get a palindrome (4632364).

It can be divided in two parts, 363 and 1001, that multiplied together give a palindrome (363363).

The spelling of 3631001 in words is "three million, six hundred thirty-one thousand, one".