55945226 has 8 divisors (see below), whose sum is σ = 83949924. Its totient is φ = 27961920.

The previous prime is 55945217. The next prime is 55945247. The reversal of 55945226 is 62254955.

It can be written as a sum of positive squares in 2 ways, for example, as 53304601 + 2640625 = 7301^2 + 1625^2 .

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 55945226.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6056 + ... + 12188.

Almost surely, 2^55945226 is an apocalyptic number.

55945226 is a deficient number, since it is larger than the sum of its proper divisors (28004698).

55945226 is a wasteful number, since it uses less digits than its factorization.

55945226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10696.

The product of its digits is 108000, while the sum is 38.

The square root of 55945226 is about 7479.6541363889. The cubic root of 55945226 is about 382.4614590868.

The spelling of 55945226 in words is "fifty-five million, nine hundred forty-five thousand, two hundred twenty-six".