5442561 has 6 divisors (see below), whose sum is σ = 7861490. Its totient is φ = 3628368.

The previous prime is 5442539. The next prime is 5442571. The reversal of 5442561 is 1652445.

It can be written as a sum of positive squares in only one way, i.e., 3538161 + 1904400 = 1881^2 + 1380^2 .

It is not a de Polignac number, because 5442561 - 2⁵ = 5442529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5442511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 302356 + ... + 302373.

Almost surely, 2^5442561 is an apocalyptic number.

It is an amenable number.

5442561 is a deficient number, since it is larger than the sum of its proper divisors (2418929).

5442561 is a wasteful number, since it uses less digits than its factorization.

5442561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604735 (or 604732 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 5442561 is about 2332.9297031844. The cubic root of 5442561 is about 175.9007812840.

The spelling of 5442561 in words is "five million, four hundred forty-two thousand, five hundred sixty-one".