55742234 has 8 divisors (see below), whose sum is σ = 86496660. Its totient is φ = 26910016.

The previous prime is 55742189. The next prime is 55742249. The reversal of 55742234 is 43224755.

55742234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 54834025 + 908209 = 7405^2 + 953^2 .

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 55742234.

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, 480479 + ... + 480594.

Almost surely, 2^55742234 is an apocalyptic number.

55742234 is a deficient number, since it is larger than the sum of its proper divisors (30754426).

55742234 is a wasteful number, since it uses less digits than its factorization.

55742234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961104.

The product of its digits is 33600, while the sum is 32.

The square root of 55742234 is about 7466.0721935968. The cubic root of 55742234 is about 381.9983233208.

Adding to 55742234 its reverse (43224755), we get a palindrome (98966989).

The spelling of 55742234 in words is "fifty-five million, seven hundred forty-two thousand, two hundred thirty-four".