5509142 has 8 divisors (see below), whose sum is σ = 8387256. Its totient is φ = 2713392.

The previous prime is 5509111. The next prime is 5509151. The reversal of 5509142 is 2419055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20423 + ... + 20690.

It is an arithmetic number, because the mean of its divisors is an integer number (1048407).

Almost surely, 2^5509142 is an apocalyptic number.

5509142 is a deficient number, since it is larger than the sum of its proper divisors (2878114).

5509142 is a wasteful number, since it uses less digits than its factorization.

5509142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41182.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 5509142 is about 2347.1561516013. The cubic root of 5509142 is about 176.6151639753.

The spelling of 5509142 in words is "five million, five hundred nine thousand, one hundred forty-two".