3684895 has 8 divisors (see below), whose sum is σ = 4442256. Its totient is φ = 2934336.

The previous prime is 3684881. The next prime is 3684913. The reversal of 3684895 is 5984863.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3684895 - 2¹⁹ = 3160607 is a prime.

It is a super-2 number, since 2×3684895² = 27156902322050, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 417 + ... + 2746.

It is an arithmetic number, because the mean of its divisors is an integer number (555282).

Almost surely, 2^3684895 is an apocalyptic number.

3684895 is a deficient number, since it is larger than the sum of its proper divisors (757361).

3684895 is a wasteful number, since it uses less digits than its factorization.

3684895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3401.

The product of its digits is 207360, while the sum is 43.

The square root of 3684895 is about 1919.6080329067. The cubic root of 3684895 is about 154.4572763733.

Subtracting 3684895 from its reverse (5984863), we obtain a cube (2299968 = 132³).

The spelling of 3684895 in words is "three million, six hundred eighty-four thousand, eight hundred ninety-five".