3684775 has 6 divisors (see below), whose sum is σ = 4569152. Its totient is φ = 2947800.

The previous prime is 3684763. The next prime is 3684781. The reversal of 3684775 is 5774863.

It is not a de Polignac number, because 3684775 - 2⁷ = 3684647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73671 + ... + 73720.

Almost surely, 2^3684775 is an apocalyptic number.

3684775 is a deficient number, since it is larger than the sum of its proper divisors (884377).

3684775 is a wasteful number, since it uses less digits than its factorization.

3684775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147401 (or 147396 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 3684775 is about 1919.5767762713. The cubic root of 3684775 is about 154.4555997019.

The spelling of 3684775 in words is "three million, six hundred eighty-four thousand, seven hundred seventy-five".