92161728 has 126 divisors (see below), whose sum is σ = 274812252. Its totient is φ = 29514240.

The previous prime is 92161711. The next prime is 92161733. The reversal of 92161728 is 82716129.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 92161692 and 92161701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1510818 + ... + 1510878.

Almost surely, 2^92161728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 92161728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137406126).

92161728 is an abundant number, since it is smaller than the sum of its proper divisors (182650524).

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

92161728 is a wasteful number, since it uses less digits than its factorization.

92161728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 109 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 92161728 is about 9600.0899995781. The cubic root of 92161728 is about 451.7001169533.

The spelling of 92161728 in words is "ninety-two million, one hundred sixty-one thousand, seven hundred twenty-eight".