55626226 has 4 divisors (see below), whose sum is σ = 83439342. Its totient is φ = 27813112.

The previous prime is 55626163. The next prime is 55626229. The reversal of 55626226 is 62262655.

55626226 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.

It can be written as a sum of positive squares in only one way, i.e., 30636225 + 24990001 = 5535^2 + 4999^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55626191 and 55626200.

It is not an unprimeable number, because it can be changed into a prime (55626229) 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 as a sum of consecutive naturals, namely, 13906555 + ... + 13906558.

Almost surely, 2^55626226 is an apocalyptic number.

55626226 is a deficient number, since it is larger than the sum of its proper divisors (27813116).

55626226 is a wasteful number, since it uses less digits than its factorization.

55626226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27813115.

The product of its digits is 43200, while the sum is 34.

The square root of 55626226 is about 7458.2991358620. The cubic root of 55626226 is about 381.7331405567.

The spelling of 55626226 in words is "fifty-five million, six hundred twenty-six thousand, two hundred twenty-six".