5726647 has 4 divisors (see below), whose sum is σ = 5807376. Its totient is φ = 5645920.

The previous prime is 5726639. The next prime is 5726663. The reversal of 5726647 is 7466275.

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

It is not a de Polignac number, because 5726647 - 2³ = 5726639 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5726627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40258 + ... + 40399.

It is an arithmetic number, because the mean of its divisors is an integer number (1451844).

Almost surely, 2^5726647 is an apocalyptic number.

5726647 is a deficient number, since it is larger than the sum of its proper divisors (80729).

5726647 is an equidigital number, since it uses as much as digits as its factorization.

5726647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80728.

The product of its digits is 70560, while the sum is 37.

The square root of 5726647 is about 2393.0413703068. The cubic root of 5726647 is about 178.9095284723.

The spelling of 5726647 in words is "five million, seven hundred twenty-six thousand, six hundred forty-seven".