5504421 has 16 divisors (see below), whose sum is σ = 8055936. Its totient is φ = 3322176.

The previous prime is 5504407. The next prime is 5504431. The reversal of 5504421 is 1244055.

5504421 = T₄₂₉ + T₄₃₀ + ... + T₄₈₁.

It is not a de Polignac number, because 5504421 - 2⁷ = 5504293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5504431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736 + ... + 3398.

It is an arithmetic number, because the mean of its divisors is an integer number (503496).

Almost surely, 2^5504421 is an apocalyptic number.

It is an amenable number.

5504421 is a deficient number, since it is larger than the sum of its proper divisors (2551515).

5504421 is a wasteful number, since it uses less digits than its factorization.

5504421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2732.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 5504421 is about 2346.1502509430. The cubic root of 5504421 is about 176.5647000692.

Adding to 5504421 its reverse (1244055), we get a palindrome (6748476).

The spelling of 5504421 in words is "five million, five hundred four thousand, four hundred twenty-one".