3675945 has 32 divisors (see below), whose sum is σ = 7241472. Its totient is φ = 1550592.

The previous prime is 3675943. The next prime is 3675977. The reversal of 3675945 is 5495763.

It is not a de Polignac number, because 3675945 - 2¹ = 3675943 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (3675943) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19 + ... + 2711.

It is an arithmetic number, because the mean of its divisors is an integer number (226296).

Almost surely, 2^3675945 is an apocalyptic number.

3675945 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3675945 is a deficient number, since it is larger than the sum of its proper divisors (3565527).

3675945 is a wasteful number, since it uses less digits than its factorization.

3675945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2721.

The product of its digits is 113400, while the sum is 39.

The square root of 3675945 is about 1917.2754105762. The cubic root of 3675945 is about 154.3321246085.

The spelling of 3675945 in words is "three million, six hundred seventy-five thousand, nine hundred forty-five".