548978222 has 8 divisors (see below), whose sum is σ = 886811016. Its totient is φ = 253374552.

The previous prime is 548978219. The next prime is 548978231. The reversal of 548978222 is 222879845.

548978222 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10557248 + ... + 10557299.

It is an arithmetic number, because the mean of its divisors is an integer number (110851377).

Almost surely, 2^548978222 is an apocalyptic number.

548978222 is a deficient number, since it is larger than the sum of its proper divisors (337832794).

548978222 is a wasteful number, since it uses less digits than its factorization.

548978222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21114562.

The product of its digits is 645120, while the sum is 47.

The square root of 548978222 is about 23430.2842919159. The cubic root of 548978222 is about 818.8135836874.

The spelling of 548978222 in words is "five hundred forty-eight million, nine hundred seventy-eight thousand, two hundred twenty-two".