5647042 has 4 divisors (see below), whose sum is σ = 8470566. Its totient is φ = 2823520.

The previous prime is 5647039. The next prime is 5647069. The reversal of 5647042 is 2407465.

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., 4322241 + 1324801 = 2079^2 + 1151^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5647042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1411759 + ... + 1411762.

Almost surely, 2^5647042 is an apocalyptic number.

5647042 is a deficient number, since it is larger than the sum of its proper divisors (2823524).

5647042 is a wasteful number, since it uses less digits than its factorization.

5647042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823523.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 5647042 is about 2376.3505633639. The cubic root of 5647042 is about 178.0766618400.

The spelling of 5647042 in words is "five million, six hundred forty-seven thousand, forty-two".