161050224 has 80 divisors (see below), whose sum is σ = 434257920. Its totient is φ = 51367680.

The previous prime is 161050207. The next prime is 161050229. The reversal of 161050224 is 422050161.

161050224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 161050224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161050229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176329 + ... + 177239.

It is an arithmetic number, because the mean of its divisors is an integer number (5428224).

Almost surely, 2^161050224 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 161050224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217128960).

161050224 is an abundant number, since it is smaller than the sum of its proper divisors (273207696).

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

161050224 is a wasteful number, since it uses less digits than its factorization.

161050224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078 (or 1072 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 161050224 is about 12690.5564889803. The cubic root of 161050224 is about 544.0687449168.

The spelling of 161050224 in words is "one hundred sixty-one million, fifty thousand, two hundred twenty-four".