3601005 has 16 divisors (see below), whose sum is σ = 5785344. Its totient is φ = 1912640.

The previous prime is 3601001. The next prime is 3601007. The reversal of 3601005 is 5001063.

It is not a de Polignac number, because 3601005 - 2² = 3601001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3601001) 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, 6187 + ... + 6743.

It is an arithmetic number, because the mean of its divisors is an integer number (361584).

Almost surely, 2^3601005 is an apocalyptic number.

It is an amenable number.

3601005 is a deficient number, since it is larger than the sum of its proper divisors (2184339).

3601005 is a wasteful number, since it uses less digits than its factorization.

3601005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 3601005 is about 1897.6314183740. The cubic root of 3601005 is about 153.2761470218.

Adding to 3601005 its reverse (5001063), we get a palindrome (8602068).

The spelling of 3601005 in words is "three million, six hundred one thousand, five".