189304968 has 16 divisors (see below), whose sum is σ = 473262480. Its totient is φ = 63101648.

The previous prime is 189304943. The next prime is 189304991. The reversal of 189304968 is 869403981.

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, 3943830 + ... + 3943877.

It is an arithmetic number, because the mean of its divisors is an integer number (29578905).

Almost surely, 2^189304968 is an apocalyptic number.

It is an amenable number.

189304968 is an abundant number, since it is smaller than the sum of its proper divisors (283957512).

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

189304968 is a wasteful number, since it uses less digits than its factorization.

189304968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7887716 (or 7887712 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 48.

The square root of 189304968 is about 13758.8141930909. The cubic root of 189304968 is about 574.1878571059.

The spelling of 189304968 in words is "one hundred eighty-nine million, three hundred four thousand, nine hundred sixty-eight".