5440442 has 16 divisors (see below), whose sum is σ = 9875520. Its totient is φ = 2194368.

The previous prime is 5440427. The next prime is 5440447. The reversal of 5440442 is 2440445.

It is not an unprimeable number, because it can be changed into a prime (5440447) 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 7 ways as a sum of consecutive naturals, for example, 11192 + ... + 11667.

It is an arithmetic number, because the mean of its divisors is an integer number (617220).

Almost surely, 2^5440442 is an apocalyptic number.

5440442 is a deficient number, since it is larger than the sum of its proper divisors (4435078).

5440442 is a wasteful number, since it uses less digits than its factorization.

5440442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22885.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 5440442 is about 2332.4755089818. The cubic root of 5440442 is about 175.8779499895.

Adding to 5440442 its reverse (2440445), we get a palindrome (7880887).

The spelling of 5440442 in words is "five million, four hundred forty thousand, four hundred forty-two".