5543445 has 16 divisors (see below), whose sum is σ = 9391680. Its totient is φ = 2782464.

The previous prime is 5543443. The next prime is 5543449. The reversal of 5543445 is 5443455.

5543445 is nontrivially palindromic in base 4.

It is not a de Polignac number, because 5543445 - 2¹ = 5543443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5543443) 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, 10615 + ... + 11124.

It is an arithmetic number, because the mean of its divisors is an integer number (586980).

Almost surely, 2^5543445 is an apocalyptic number.

It is an amenable number.

5543445 is a deficient number, since it is larger than the sum of its proper divisors (3848235).

5543445 is a wasteful number, since it uses less digits than its factorization.

5543445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21764.

The product of its digits is 24000, while the sum is 30.

The square root of 5543445 is about 2354.4521655791. The cubic root of 5543445 is about 176.9809740474.

The spelling of 5543445 in words is "five million, five hundred forty-three thousand, four hundred forty-five".