3601745 has 24 divisors (see below), whose sum is σ = 5131368. Its totient is φ = 2419200.

The previous prime is 3601729. The next prime is 3601753. The reversal of 3601745 is 5471063.

It can be written as a sum of positive squares in 4 ways, for example, as 82369 + 3519376 = 287^2 + 1876^2 .

It is not a de Polignac number, because 3601745 - 2⁴ = 3601729 is a prime.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14825 + ... + 15065.

It is an arithmetic number, because the mean of its divisors is an integer number (213807).

Almost surely, 2^3601745 is an apocalyptic number.

3601745 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3601745 is a deficient number, since it is larger than the sum of its proper divisors (1529623).

3601745 is a wasteful number, since it uses less digits than its factorization.

3601745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 3601745 is about 1897.8263882663. The cubic root of 3601745 is about 153.2866456261.

The spelling of 3601745 in words is "three million, six hundred one thousand, seven hundred forty-five".