189587552 has 48 divisors (see below), whose sum is σ = 465357312. Its totient is φ = 73864320.

The previous prime is 189587501. The next prime is 189587557. The reversal of 189587552 is 255785981.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 189587552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189587557) by changing a digit.

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, 36008 + ... + 40935.

It is an arithmetic number, because the mean of its divisors is an integer number (9694944).

Almost surely, 2^189587552 is an apocalyptic number.

It is an amenable number.

189587552 is an abundant number, since it is smaller than the sum of its proper divisors (275769760).

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

189587552 is a wasteful number, since it uses less digits than its factorization.

189587552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76971 (or 76963 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 50.

The square root of 189587552 is about 13769.0795625561. The cubic root of 189587552 is about 574.4734203680.

The spelling of 189587552 in words is "one hundred eighty-nine million, five hundred eighty-seven thousand, five hundred fifty-two".