55449266 has 8 divisors (see below), whose sum is σ = 85857024. Its totient is φ = 26830260.

The previous prime is 55449263. The next prime is 55449271. The reversal of 55449266 is 66294455.

It is a happy number.

55449266 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 Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55449263) by changing a digit.

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, 447110 + ... + 447233.

It is an arithmetic number, because the mean of its divisors is an integer number (10732128).

Almost surely, 2^55449266 is an apocalyptic number.

55449266 is a deficient number, since it is larger than the sum of its proper divisors (30407758).

55449266 is a wasteful number, since it uses less digits than its factorization.

55449266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894376.

The product of its digits is 259200, while the sum is 41.

The square root of 55449266 is about 7446.4263912296. The cubic root of 55449266 is about 381.3279164946.

The spelling of 55449266 in words is "fifty-five million, four hundred forty-nine thousand, two hundred sixty-six".