189596160 has 320 divisors, whose sum is σ = 728703360. Its totient is φ = 46448640.

The previous prime is 189596123. The next prime is 189596179. The reversal of 189596160 is 61695981.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 898455 + ... + 898665.

It is an arithmetic number, because the mean of its divisors is an integer number (2277198).

Almost surely, 2^189596160 is an apocalyptic number.

189596160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 189596160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (364351680).

189596160 is an abundant number, since it is smaller than the sum of its proper divisors (539107200).

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

189596160 is a wasteful number, since it uses less digits than its factorization.

189596160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 189596160 is about 13769.3921434463. The cubic root of 189596160 is about 574.4821146666.

The spelling of 189596160 in words is "one hundred eighty-nine million, five hundred ninety-six thousand, one hundred sixty".