55433242 has 8 divisors (see below), whose sum is σ = 83212416. Its totient is φ = 27695772.

The previous prime is 55433227. The next prime is 55433303. The reversal of 55433242 is 24233455.

55433242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 55433242.

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 3 ways as a sum of consecutive naturals, for example, 6858 + ... + 12565.

It is an arithmetic number, because the mean of its divisors is an integer number (10401552).

Almost surely, 2^55433242 is an apocalyptic number.

55433242 is a deficient number, since it is larger than the sum of its proper divisors (27779174).

55433242 is a wasteful number, since it uses less digits than its factorization.

55433242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20852.

The product of its digits is 14400, while the sum is 28.

The square root of 55433242 is about 7445.3503611314. The cubic root of 55433242 is about 381.2911802871.

Adding to 55433242 its reverse (24233455), we get a palindrome (79666697).

The spelling of 55433242 in words is "fifty-five million, four hundred thirty-three thousand, two hundred forty-two".