5442445 has 4 divisors (see below), whose sum is σ = 6530940.
Its totient is φ = 4353952.
The previous prime is 5442427. The next prime is 5442449.
5442445 is nontrivially palindromic in base 10.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 3988009 + 1454436 = 1997^2 + 1206^2
It is a cyclic number.
It is not a de Polignac number, because 5442445 - 27 = 5442317 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5442449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544240 + ... + 544249.
It is an arithmetic number, because the mean of its divisors is an integer number (1632735).
Almost surely, 25442445 is an apocalyptic number.
It is an amenable number.
5442445 is a deficient number, since it is larger than the sum of its proper divisors (1088495).
5442445 is a wasteful number, since it uses less digits than its factorization.
5442445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1088494.
The product of its digits is 12800, while the sum is 28.
The square root of 5442445 is about 2332.9048416084.
The cubic root of 5442445 is about 175.8995315883.
The spelling of 5442445 in words is "five million, four hundred forty-two thousand, four hundred forty-five".