5728726 has 4 divisors (see below), whose sum is σ = 8593092. Its totient is φ = 2864362.

The previous prime is 5728721. The next prime is 5728727. The reversal of 5728726 is 6278275.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5728721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1432180 + ... + 1432183.

It is an arithmetic number, because the mean of its divisors is an integer number (2148273).

Almost surely, 2^5728726 is an apocalyptic number.

5728726 is a deficient number, since it is larger than the sum of its proper divisors (2864366).

5728726 is a wasteful number, since it uses less digits than its factorization.

5728726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864365.

The product of its digits is 47040, while the sum is 37.

The square root of 5728726 is about 2393.4757153562. The cubic root of 5728726 is about 178.9311762712.

The spelling of 5728726 in words is "five million, seven hundred twenty-eight thousand, seven hundred twenty-six".