5546139 has 4 divisors (see below), whose sum is σ = 7394856. Its totient is φ = 3697424.

The previous prime is 5546129. The next prime is 5546161. The reversal of 5546139 is 9316455.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5546139 - 2⁹ = 5545627 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (5546129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 924354 + ... + 924359.

It is an arithmetic number, because the mean of its divisors is an integer number (1848714).

Almost surely, 2^5546139 is an apocalyptic number.

5546139 is a deficient number, since it is larger than the sum of its proper divisors (1848717).

5546139 is a wasteful number, since it uses less digits than its factorization.

5546139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848716.

The product of its digits is 16200, while the sum is 33.

The square root of 5546139 is about 2355.0242036973. The cubic root of 5546139 is about 177.0096391061.

The spelling of 5546139 in words is "five million, five hundred forty-six thousand, one hundred thirty-nine".