5709142 has 4 divisors (see below), whose sum is σ = 8563716. Its totient is φ = 2854570.

The previous prime is 5709103. The next prime is 5709149. The reversal of 5709142 is 2419075.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5709142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5709149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1427284 + ... + 1427287.

It is an arithmetic number, because the mean of its divisors is an integer number (2140929).

Almost surely, 2^5709142 is an apocalyptic number.

5709142 is a deficient number, since it is larger than the sum of its proper divisors (2854574).

5709142 is a wasteful number, since it uses less digits than its factorization.

5709142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2854573.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 5709142 is about 2389.3810914126. The cubic root of 5709142 is about 178.7270477645.

The spelling of 5709142 in words is "five million, seven hundred nine thousand, one hundred forty-two".