48553221 has 8 divisors (see below), whose sum is σ = 66970080. Its totient is φ = 31252592.

The previous prime is 48553217. The next prime is 48553231. The reversal of 48553221 is 12235584.

48553221 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 cyclic number.

It is not a de Polignac number, because 48553221 - 2² = 48553217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48553231) 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 in 7 ways as a sum of consecutive naturals, for example, 278955 + ... + 279128.

It is an arithmetic number, because the mean of its divisors is an integer number (8371260).

Almost surely, 2^48553221 is an apocalyptic number.

It is an amenable number.

48553221 is a deficient number, since it is larger than the sum of its proper divisors (18416859).

48553221 is a wasteful number, since it uses less digits than its factorization.

48553221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558115.

The product of its digits is 9600, while the sum is 30.

The square root of 48553221 is about 6968.0141360362. The cubic root of 48553221 is about 364.8149960051.

The spelling of 48553221 in words is "forty-eight million, five hundred fifty-three thousand, two hundred twenty-one".