3601901 has 8 divisors (see below), whose sum is σ = 3697344. Its totient is φ = 3507840.

The previous prime is 3601889. The next prime is 3601903. The reversal of 3601901 is 1091063.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3601901 - 2⁶ = 3601837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3601903) 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, 6626 + ... + 7148.

It is an arithmetic number, because the mean of its divisors is an integer number (462168).

Almost surely, 2^3601901 is an apocalyptic number.

It is an amenable number.

3601901 is a deficient number, since it is larger than the sum of its proper divisors (95443).

3601901 is an equidigital number, since it uses as much as digits as its factorization.

3601901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 3601901 is about 1897.8674874711. The cubic root of 3601901 is about 153.2888586619.

Adding to 3601901 its product of nonzero digits (162), we get a palindrome (3602063).

Adding to 3601901 its reverse (1091063), we get a palindrome (4692964).

The spelling of 3601901 in words is "three million, six hundred one thousand, nine hundred one".