5548731 has 4 divisors (see below), whose sum is σ = 7398312. Its totient is φ = 3699152.

The previous prime is 5548709. The next prime is 5548733. The reversal of 5548731 is 1378455.

5548731 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5548731 - 2⁷ = 5548603 is a prime.

It is a super-2 number, since 2×5548731² = 61576831420722, which contains 22 as substring.

It is a D-number.

5548731 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5548692 and 5548701.

It is not an unprimeable number, because it can be changed into a prime (5548733) 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 in 3 ways as a sum of consecutive naturals, for example, 924786 + ... + 924791.

It is an arithmetic number, because the mean of its divisors is an integer number (1849578).

Almost surely, 2^5548731 is an apocalyptic number.

5548731 is a deficient number, since it is larger than the sum of its proper divisors (1849581).

5548731 is a wasteful number, since it uses less digits than its factorization.

5548731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849580.

The product of its digits is 16800, while the sum is 33.

The square root of 5548731 is about 2355.5744522303. The cubic root of 5548731 is about 177.0372100900.

The spelling of 5548731 in words is "five million, five hundred forty-eight thousand, seven hundred thirty-one".