189648588 has 24 divisors (see below), whose sum is σ = 442736560. Its totient is φ = 63184320.

The previous prime is 189648581. The next prime is 189648611. The reversal of 189648588 is 885846981.

It is not an unprimeable number, because it can be changed into a prime (189648581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42378 + ... + 46638.

Almost surely, 2^189648588 is an apocalyptic number.

It is an amenable number.

189648588 is an abundant number, since it is smaller than the sum of its proper divisors (253087972).

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

189648588 is a wasteful number, since it uses less digits than its factorization.

189648588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7977 (or 7975 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 57.

The square root of 189648588 is about 13771.2957995971. The cubic root of 189648588 is about 574.5350625964.

The spelling of 189648588 in words is "one hundred eighty-nine million, six hundred forty-eight thousand, five hundred eighty-eight".