162241 has 4 divisors (see below), whose sum is σ = 170800. Its totient is φ = 153684.

The previous prime is 162229. The next prime is 162251. The reversal of 162241 is 142261.

162241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 142261 = 7 ⋅20323.

It is a cyclic number.

It is not a de Polignac number, because 162241 - 2⁵ = 162209 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a zygodrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (162221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4251 + ... + 4288.

It is an arithmetic number, because the mean of its divisors is an integer number (42700).

2¹⁶²²⁴¹ is an apocalyptic number.

It is an amenable number.

162241 is a deficient number, since it is larger than the sum of its proper divisors (8559).

162241 is an equidigital number, since it uses as much as digits as its factorization.

162241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8558.

The product of its digits is 96, while the sum is 16.

The square root of 162241 is about 402.7915093445. The cubic root of 162241 is about 54.5406368641.

The spelling of 162241 in words is "one hundred sixty-two thousand, two hundred forty-one".