189568832 has 14 divisors (see below), whose sum is σ = 376175778. Its totient is φ = 94784384.

The previous prime is 189568831. The next prime is 189568849. The reversal of 189568832 is 238865981.

It can be written as a sum of positive squares in only one way, i.e., 188677696 + 891136 = 13736^2 + 944^2 .

It is a zygodrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189568831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1480943 + ... + 1481070.

Almost surely, 2^189568832 is an apocalyptic number.

It is an amenable number.

189568832 is a deficient number, since it is larger than the sum of its proper divisors (186606946).

189568832 is an equidigital number, since it uses as much as digits as its factorization.

189568832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962025 (or 2962015 counting only the distinct ones).

The product of its digits is 829440, while the sum is 50.

The square root of 189568832 is about 13768.3997617733. The cubic root of 189568832 is about 574.4545117841.

The spelling of 189568832 in words is "one hundred eighty-nine million, five hundred sixty-eight thousand, eight hundred thirty-two".