16238001 has 8 divisors (see below), whose sum is σ = 23316160. Its totient is φ = 9992592.

The previous prime is 16237997. The next prime is 16238011. The reversal of 16238001 is 10083261.

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

It is not a de Polignac number, because 16238001 - 2² = 16237997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16238011) 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, 208141 + ... + 208218.

It is an arithmetic number, because the mean of its divisors is an integer number (2914520).

Almost surely, 2^16238001 is an apocalyptic number.

It is an amenable number.

16238001 is a deficient number, since it is larger than the sum of its proper divisors (7078159).

16238001 is a wasteful number, since it uses less digits than its factorization.

16238001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416375.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 16238001 is about 4029.6403065286. The cubic root of 16238001 is about 253.2274925287.

The spelling of 16238001 in words is "sixteen million, two hundred thirty-eight thousand, one".