3675591 has 8 divisors (see below), whose sum is σ = 5445360. Its totient is φ = 2450376.

The previous prime is 3675583. The next prime is 3675593. The reversal of 3675591 is 1955763.

It is a happy number.

3675591 is a `hidden beast` number, since 3 + 67 + 5 + 591 = 666.

3675591 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3675591 - 2³ = 3675583 is a prime.

3675591 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3675593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68040 + ... + 68093.

It is an arithmetic number, because the mean of its divisors is an integer number (680670).

Almost surely, 2^3675591 is an apocalyptic number.

3675591 is a deficient number, since it is larger than the sum of its proper divisors (1769769).

3675591 is a wasteful number, since it uses less digits than its factorization.

3675591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136142 (or 136136 counting only the distinct ones).

The product of its digits is 28350, while the sum is 36.

The square root of 3675591 is about 1917.1830898482. The cubic root of 3675591 is about 154.3271702973.

The spelling of 3675591 in words is "three million, six hundred seventy-five thousand, five hundred ninety-one".