5721868 has 12 divisors (see below), whose sum is σ = 10102680. Its totient is φ = 2835392.

The previous prime is 5721853. The next prime is 5721889. The reversal of 5721868 is 8681275.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5878 + ... + 6781.

It is an arithmetic number, because the mean of its divisors is an integer number (841890).

Almost surely, 2^5721868 is an apocalyptic number.

It is an amenable number.

5721868 is a deficient number, since it is larger than the sum of its proper divisors (4380812).

5721868 is a wasteful number, since it uses less digits than its factorization.

5721868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12776 (or 12774 counting only the distinct ones).

The product of its digits is 26880, while the sum is 37.

The square root of 5721868 is about 2392.0426417604. The cubic root of 5721868 is about 178.8597467770.

The spelling of 5721868 in words is "five million, seven hundred twenty-one thousand, eight hundred sixty-eight".