3678630 has 32 divisors (see below), whose sum is σ = 9349344. Its totient is φ = 923136.

The previous prime is 3678617. The next prime is 3678659. The reversal of 3678630 is 368763.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3678591 and 3678600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3097 + ... + 4116.

It is an arithmetic number, because the mean of its divisors is an integer number (292167).

Almost surely, 2^3678630 is an apocalyptic number.

3678630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3678630 is an abundant number, since it is smaller than the sum of its proper divisors (5670714).

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

3678630 is a wasteful number, since it uses less digits than its factorization.

3678630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7240.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 3678630 is about 1917.9754951511. The cubic root of 3678630 is about 154.3696914477.

The spelling of 3678630 in words is "three million, six hundred seventy-eight thousand, six hundred thirty".