5549742 has 32 divisors (see below), whose sum is σ = 13455360. Its totient is φ = 1681560.

The previous prime is 5549737. The next prime is 5549749. The reversal of 5549742 is 2479455.

It is a junction number, because it is equal to n+sod(n) for n = 5549697 and 5549706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5549749) 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 15 ways as a sum of consecutive naturals, for example, 4078 + ... + 5265.

It is an arithmetic number, because the mean of its divisors is an integer number (420480).

Almost surely, 2^5549742 is an apocalyptic number.

5549742 is an abundant number, since it is smaller than the sum of its proper divisors (7905618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5549742 is a wasteful number, since it uses less digits than its factorization.

5549742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9365 (or 9359 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 5549742 is about 2355.7890397911. The cubic root of 5549742 is about 177.0479617225.

It can be divided in two parts, 554 and 9742, that added together give a triangular number (10296 = T₁₄₃).

The spelling of 5549742 in words is "five million, five hundred forty-nine thousand, seven hundred forty-two".