55202042 has 16 divisors (see below), whose sum is σ = 94815360. Its totient is φ = 23612208.

The previous prime is 55202033. The next prime is 55202083. The reversal of 55202042 is 24020255.

55202042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4259 + ... + 11337.

It is an arithmetic number, because the mean of its divisors is an integer number (5925960).

Almost surely, 2^55202042 is an apocalyptic number.

55202042 is a deficient number, since it is larger than the sum of its proper divisors (39613318).

55202042 is a wasteful number, since it uses less digits than its factorization.

55202042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7645.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 55202042 is about 7429.8076691123. The cubic root of 55202042 is about 380.7603474014.

Adding to 55202042 its reverse (24020255), we get a palindrome (79222297).

The spelling of 55202042 in words is "fifty-five million, two hundred two thousand, forty-two".