5649142 has 16 divisors (see below), whose sum is σ = 8832240. Its totient is φ = 2706592.

The previous prime is 5649121. The next prime is 5649157. The reversal of 5649142 is 2419465.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 9753 + ... + 10315.

It is an arithmetic number, because the mean of its divisors is an integer number (552015).

Almost surely, 2^5649142 is an apocalyptic number.

5649142 is a deficient number, since it is larger than the sum of its proper divisors (3183098).

5649142 is a wasteful number, since it uses less digits than its factorization.

5649142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767.

The product of its digits is 8640, while the sum is 31.

The square root of 5649142 is about 2376.7923762920. The cubic root of 5649142 is about 178.0987332562.

The spelling of 5649142 in words is "five million, six hundred forty-nine thousand, one hundred forty-two".