3672001 has 4 divisors (see below), whose sum is σ = 3761604. Its totient is φ = 3582400.

The previous prime is 3671989. The next prime is 3672007. The reversal of 3672001 is 1002763.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 435600 + 3236401 = 660^2 + 1799^2 .

It is a cyclic number.

It is not a de Polignac number, because 3672001 - 2²¹ = 1574849 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3672001.

It is not an unprimeable number, because it can be changed into a prime (3672007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44740 + ... + 44821.

It is an arithmetic number, because the mean of its divisors is an integer number (940401).

Almost surely, 2^3672001 is an apocalyptic number.

It is an amenable number.

3672001 is a deficient number, since it is larger than the sum of its proper divisors (89603).

3672001 is an equidigital number, since it uses as much as digits as its factorization.

3672001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89602.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 3672001 is about 1916.2465916473. The cubic root of 3672001 is about 154.2769094443.

Adding to 3672001 its reverse (1002763), we get a palindrome (4674764).

The spelling of 3672001 in words is "three million, six hundred seventy-two thousand, one".