54225555 has 8 divisors (see below), whose sum is σ = 86760912. Its totient is φ = 28920288.

The previous prime is 54225551. The next prime is 54225557. The reversal of 54225555 is 55552245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54225555 - 2² = 54225551 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (54225551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1807504 + ... + 1807533.

It is an arithmetic number, because the mean of its divisors is an integer number (10845114).

Almost surely, 2^54225555 is an apocalyptic number.

54225555 is a deficient number, since it is larger than the sum of its proper divisors (32535357).

54225555 is a wasteful number, since it uses less digits than its factorization.

54225555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3615045.

The product of its digits is 50000, while the sum is 33.

The square root of 54225555 is about 7363.8003096227. The cubic root of 54225555 is about 378.5018459646.

The spelling of 54225555 in words is "fifty-four million, two hundred twenty-five thousand, five hundred fifty-five".