5547021 has 8 divisors (see below), whose sum is σ = 7469664. Its totient is φ = 3661200.

The previous prime is 5547019. The next prime is 5547089. The reversal of 5547021 is 1207455.

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

It is not a de Polignac number, because 5547021 - 2¹ = 5547019 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 5546982 and 5547000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5547001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8851 + ... + 9456.

It is an arithmetic number, because the mean of its divisors is an integer number (933708).

Almost surely, 2^5547021 is an apocalyptic number.

It is an amenable number.

5547021 is a deficient number, since it is larger than the sum of its proper divisors (1922643).

5547021 is a wasteful number, since it uses less digits than its factorization.

5547021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18411.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 5547021 is about 2355.2114554749. The cubic root of 5547021 is about 177.0190218632.

The spelling of 5547021 in words is "five million, five hundred forty-seven thousand, twenty-one".