189694848 has 64 divisors (see below), whose sum is σ = 575867520. Its totient is φ = 54197760.

The previous prime is 189694831. The next prime is 189694871. The reversal of 189694848 is 848496981.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

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, 32598 + ... + 37973.

It is an arithmetic number, because the mean of its divisors is an integer number (8997930).

Almost surely, 2^189694848 is an apocalyptic number.

It is an amenable number.

189694848 is an abundant number, since it is smaller than the sum of its proper divisors (386172672).

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

189694848 is an equidigital number, since it uses as much as digits as its factorization.

189694848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70595 (or 70583 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 57.

The square root of 189694848 is about 13772.9752776951. The cubic root of 189694848 is about 574.5817732549.

The spelling of 189694848 in words is "one hundred eighty-nine million, six hundred ninety-four thousand, eight hundred forty-eight".