3678238 has 8 divisors (see below), whose sum is σ = 5526360. Its totient is φ = 1836120.

The previous prime is 3678223. The next prime is 3678247. The reversal of 3678238 is 8328763.

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

It is a junction number, because it is equal to n+sod(n) for n = 3678197 and 3678206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648 + ... + 2788.

It is an arithmetic number, because the mean of its divisors is an integer number (690795).

Almost surely, 2^3678238 is an apocalyptic number.

3678238 is a deficient number, since it is larger than the sum of its proper divisors (1848122).

3678238 is a wasteful number, since it uses less digits than its factorization.

3678238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002.

The product of its digits is 48384, while the sum is 37.

The square root of 3678238 is about 1917.8733013419. The cubic root of 3678238 is about 154.3642079689.

It can be divided in two parts, 3678 and 238, that added together give a triangular number (3916 = T₈₈).

The spelling of 3678238 in words is "three million, six hundred seventy-eight thousand, two hundred thirty-eight".