55243346 has 4 divisors (see below), whose sum is σ = 82865022. Its totient is φ = 27621672.

The previous prime is 55243339. The next prime is 55243361. The reversal of 55243346 is 64334255.

55243346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64334255 = 5 ⋅12866851.

It can be written as a sum of positive squares in only one way, i.e., 54982225 + 261121 = 7415^2 + 511^2 .

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 as a sum of consecutive naturals, namely, 13810835 + ... + 13810838.

Almost surely, 2^55243346 is an apocalyptic number.

55243346 is a deficient number, since it is larger than the sum of its proper divisors (27621676).

55243346 is a wasteful number, since it uses less digits than its factorization.

55243346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27621675.

The product of its digits is 43200, while the sum is 32.

The square root of 55243346 is about 7432.5867637048. The cubic root of 55243346 is about 380.8552895689.

Subtracting 55243346 from its reverse (64334255), we obtain a palindrome (9090909).

The spelling of 55243346 in words is "fifty-five million, two hundred forty-three thousand, three hundred forty-six".