16232417 has 8 divisors (see below), whose sum is σ = 16505640. Its totient is φ = 15961600.

The previous prime is 16232407. The next prime is 16232423. The reversal of 16232417 is 71423261.

It can be written as a sum of positive squares in 4 ways, for example, as 5216656 + 11015761 = 2284^2 + 3319^2 .

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 16232417 - 2⁴ = 16232401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16232407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17009 + ... + 17937.

It is an arithmetic number, because the mean of its divisors is an integer number (2063205).

Almost surely, 2^16232417 is an apocalyptic number.

It is an amenable number.

16232417 is a deficient number, since it is larger than the sum of its proper divisors (273223).

16232417 is a wasteful number, since it uses less digits than its factorization.

16232417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203.

The product of its digits is 2016, while the sum is 26.

The square root of 16232417 is about 4028.9473811406. The cubic root of 16232417 is about 253.1984621812.

Adding to 16232417 its reverse (71423261), we get a palindrome (87655678).

The spelling of 16232417 in words is "sixteen million, two hundred thirty-two thousand, four hundred seventeen".