20162441 has 8 divisors (see below), whose sum is σ = 21787584. Its totient is φ = 18547920.

The previous prime is 20162437. The next prime is 20162449. The reversal of 20162441 is 14426102.

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 20162441 - 2² = 20162437 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20162449) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1550 + ... + 6536.

It is an arithmetic number, because the mean of its divisors is an integer number (2723448).

Almost surely, 2^20162441 is an apocalyptic number.

It is an amenable number.

20162441 is a deficient number, since it is larger than the sum of its proper divisors (1625143).

20162441 is a wasteful number, since it uses less digits than its factorization.

20162441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5311.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 20162441 is about 4490.2606828557. The cubic root of 20162441 is about 272.1746688435.

Adding to 20162441 its reverse (14426102), we get a palindrome (34588543).

The spelling of 20162441 in words is "twenty million, one hundred sixty-two thousand, four hundred forty-one".