16600001 has 8 divisors (see below), whose sum is σ = 18206208. Its totient is φ = 15010000.

The previous prime is 16599959. The next prime is 16600009. The reversal of 16600001 is 10000661.

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 16600001 - 2¹⁴ = 16583617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16600009) 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, 1850 + ... + 6051.

It is an arithmetic number, because the mean of its divisors is an integer number (2275776).

Almost surely, 2^16600001 is an apocalyptic number.

16600001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16600001 is a deficient number, since it is larger than the sum of its proper divisors (1606207).

16600001 is a wasteful number, since it uses less digits than its factorization.

16600001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8103.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 16600001 is about 4074.3098802128. The cubic root of 16600001 is about 255.0954454958.

Adding to 16600001 its reverse (10000661), we get a palindrome (26600662).

The spelling of 16600001 in words is "sixteen million, six hundred thousand, one".