189318048 has 48 divisors (see below), whose sum is σ = 510400800. Its totient is φ = 61399296.

The previous prime is 189318029. The next prime is 189318089. The reversal of 189318048 is 840813981.

189318048 is nontrivially palindromic in base 5.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23098 + ... + 30201.

It is an arithmetic number, because the mean of its divisors is an integer number (10633350).

Almost surely, 2^189318048 is an apocalyptic number.

It is an amenable number.

189318048 is an abundant number, since it is smaller than the sum of its proper divisors (321082752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189318048 is a wasteful number, since it uses less digits than its factorization.

189318048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53349 (or 53341 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 42.

The square root of 189318048 is about 13759.2895165412. The cubic root of 189318048 is about 574.2010812776.

The spelling of 189318048 in words is "one hundred eighty-nine million, three hundred eighteen thousand, forty-eight".