5668678 has 4 divisors (see below), whose sum is σ = 8503020. Its totient is φ = 2834338.

The previous prime is 5668673. The next prime is 5668681. The reversal of 5668678 is 8768665.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8768665 = 5 ⋅1753733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5668673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1417168 + ... + 1417171.

It is an arithmetic number, because the mean of its divisors is an integer number (2125755).

Almost surely, 2^5668678 is an apocalyptic number.

5668678 is a deficient number, since it is larger than the sum of its proper divisors (2834342).

5668678 is a wasteful number, since it uses less digits than its factorization.

5668678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834341.

The product of its digits is 483840, while the sum is 46.

The square root of 5668678 is about 2380.8985698681. The cubic root of 5668678 is about 178.3037988376.

The spelling of 5668678 in words is "five million, six hundred sixty-eight thousand, six hundred seventy-eight".