5550139 has 8 divisors (see below), whose sum is σ = 6490880. Its totient is φ = 4646376.

The previous prime is 5550137. The next prime is 5550151. The reversal of 5550139 is 9310555.

5550139 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5550139 - 2¹ = 5550137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5550133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8919 + ... + 9520.

It is an arithmetic number, because the mean of its divisors is an integer number (811360).

Almost surely, 2^5550139 is an apocalyptic number.

5550139 is a deficient number, since it is larger than the sum of its proper divisors (940741).

5550139 is a wasteful number, since it uses less digits than its factorization.

5550139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18489.

The product of its (nonzero) digits is 3375, while the sum is 28.

The square root of 5550139 is about 2355.8732988003. The cubic root of 5550139 is about 177.0521833221.

The spelling of 5550139 in words is "five million, five hundred fifty thousand, one hundred thirty-nine".