162442241 has 8 divisors (see below), whose sum is σ = 175691880. Its totient is φ = 149300352.

The previous prime is 162442223. The next prime is 162442277. The reversal of 162442241 is 142244261.

It can be written as a sum of positive squares in 4 ways, for example, as 15523600 + 146918641 = 3940^2 + 12121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 162442241 - 2²² = 158247937 is a prime.

It is a super-2 number, since 2×162442241² = 52774963322204162, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 162442241.

It is not an unprimeable number, because it can be changed into a prime (162442541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23786 + ... + 29843.

It is an arithmetic number, because the mean of its divisors is an integer number (21961485).

Almost surely, 2^162442241 is an apocalyptic number.

It is an amenable number.

162442241 is a deficient number, since it is larger than the sum of its proper divisors (13249639).

162442241 is a wasteful number, since it uses less digits than its factorization.

162442241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53875.

The product of its digits is 3072, while the sum is 26.

The square root of 162442241 is about 12745.2830882645. The cubic root of 162442241 is about 545.6317797544.

The spelling of 162442241 in words is "one hundred sixty-two million, four hundred forty-two thousand, two hundred forty-one".