5278668 has 24 divisors (see below), whose sum is σ = 12618480. Its totient is φ = 1716480.

The previous prime is 5278657. The next prime is 5278681. The reversal of 5278668 is 8668725.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4873 + ... + 5856.

It is an arithmetic number, because the mean of its divisors is an integer number (525770).

Almost surely, 2^5278668 is an apocalyptic number.

It is an amenable number.

5278668 is an abundant number, since it is smaller than the sum of its proper divisors (7339812).

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

5278668 is a wasteful number, since it uses less digits than its factorization.

5278668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10777 (or 10775 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 5278668 is about 2297.5352010361. The cubic root of 5278668 is about 174.1171096945.

The spelling of 5278668 in words is "five million, two hundred seventy-eight thousand, six hundred sixty-eight".