55034223 has 4 divisors (see below), whose sum is σ = 73378968. Its totient is φ = 36689480.

The previous prime is 55034201. The next prime is 55034233. The reversal of 55034223 is 32243055.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55034223 - 2¹⁷ = 54903151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55034193 and 55034202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55034233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9172368 + ... + 9172373.

It is an arithmetic number, because the mean of its divisors is an integer number (18344742).

Almost surely, 2^55034223 is an apocalyptic number.

55034223 is a deficient number, since it is larger than the sum of its proper divisors (18344745).

55034223 is a wasteful number, since it uses less digits than its factorization.

55034223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18344744.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 55034223 is about 7418.5054424729. The cubic root of 55034223 is about 380.3741075652.

Adding to 55034223 its reverse (32243055), we get a palindrome (87277278).

The spelling of 55034223 in words is "fifty-five million, thirty-four thousand, two hundred twenty-three".