3678416 has 20 divisors (see below), whose sum is σ = 8145312. Its totient is φ = 1576416.

The previous prime is 3678407. The next prime is 3678431. The reversal of 3678416 is 6148763.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16310 + ... + 16533.

Almost surely, 2^3678416 is an apocalyptic number.

It is an amenable number.

3678416 is an abundant number, since it is smaller than the sum of its proper divisors (4466896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3678416 is a wasteful number, since it uses less digits than its factorization.

3678416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32858 (or 32852 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 3678416 is about 1917.9197063485. The cubic root of 3678416 is about 154.3666979642.

The spelling of 3678416 in words is "three million, six hundred seventy-eight thousand, four hundred sixteen".