3678012 has 72 divisors (see below), whose sum is σ = 10395840. Its totient is φ = 1088640.

The previous prime is 3678011. The next prime is 3678023. The reversal of 3678012 is 2108763.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3678011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13437 + ... + 13707.

Almost surely, 2^3678012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3678012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5197920).

3678012 is an abundant number, since it is smaller than the sum of its proper divisors (6717828).

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

3678012 is a wasteful number, since it uses less digits than its factorization.

3678012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 3678012 is about 1917.8143810077. The cubic root of 3678012 is about 154.3610463984.

The spelling of 3678012 in words is "three million, six hundred seventy-eight thousand, twelve".