5520442 has 4 divisors (see below), whose sum is σ = 8280666. Its totient is φ = 2760220.

The previous prime is 5520421. The next prime is 5520457. The reversal of 5520442 is 2440255.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2440255 = 5 ⋅488051.

It can be written as a sum of positive squares in only one way, i.e., 5112121 + 408321 = 2261^2 + 639^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1380109 + ... + 1380112.

Almost surely, 2^5520442 is an apocalyptic number.

5520442 is a deficient number, since it is larger than the sum of its proper divisors (2760224).

5520442 is a wasteful number, since it uses less digits than its factorization.

5520442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760223.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 5520442 is about 2349.5620868579. The cubic root of 5520442 is about 176.7358354209.

Adding to 5520442 its reverse (2440255), we get a palindrome (7960697).

The spelling of 5520442 in words is "five million, five hundred twenty thousand, four hundred forty-two".