3678678 has 12 divisors (see below), whose sum is σ = 7970508. Its totient is φ = 1226220.

The previous prime is 3678671. The next prime is 3678683. The reversal of 3678678 is 8768763.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3678671) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102168 + ... + 102203.

It is an arithmetic number, because the mean of its divisors is an integer number (664209).

Almost surely, 2^3678678 is an apocalyptic number.

3678678 is an abundant number, since it is smaller than the sum of its proper divisors (4291830).

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

3678678 is a wasteful number, since it uses less digits than its factorization.

3678678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204379 (or 204376 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 3678678 is about 1917.9880083045. The cubic root of 3678678 is about 154.3703628673.

It can be divided in two parts, 36786 and 78, that added together give a square (36864 = 192²).

The spelling of 3678678 in words is "three million, six hundred seventy-eight thousand, six hundred seventy-eight".