5728066 has 4 divisors (see below), whose sum is σ = 8592102. Its totient is φ = 2864032.

The previous prime is 5728061. The next prime is 5728103. The reversal of 5728066 is 6608275.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5267025 + 461041 = 2295^2 + 679^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5728061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1432015 + ... + 1432018.

Almost surely, 2^5728066 is an apocalyptic number.

5728066 is a deficient number, since it is larger than the sum of its proper divisors (2864036).

5728066 is a wasteful number, since it uses less digits than its factorization.

5728066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864035.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 5728066 is about 2393.3378365789. The cubic root of 5728066 is about 178.9243045216.

The spelling of 5728066 in words is "five million, seven hundred twenty-eight thousand, sixty-six".