16672179 has 8 divisors (see below), whose sum is σ = 22405120. Its totient is φ = 11027016.

The previous prime is 16672153. The next prime is 16672193. The reversal of 16672179 is 97127661.

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

It is not a de Polignac number, because 16672179 - 2⁵ = 16672147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16672679) 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, 21499 + ... + 22260.

It is an arithmetic number, because the mean of its divisors is an integer number (2800640).

Almost surely, 2^16672179 is an apocalyptic number.

16672179 is a deficient number, since it is larger than the sum of its proper divisors (5732941).

16672179 is a wasteful number, since it uses less digits than its factorization.

16672179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43889.

The product of its digits is 31752, while the sum is 39.

The square root of 16672179 is about 4083.1579690235. The cubic root of 16672179 is about 255.4646353806.

The spelling of 16672179 in words is "sixteen million, six hundred seventy-two thousand, one hundred seventy-nine".