42672179 has 8 divisors (see below), whose sum is σ = 47004672. Its totient is φ = 38415240.

The previous prime is 42672173. The next prime is 42672181. The reversal of 42672179 is 97127624.

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 42672179 - 2¹⁶ = 42606643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42672173) 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, 17699 + ... + 19964.

It is an arithmetic number, because the mean of its divisors is an integer number (5875584).

Almost surely, 2^42672179 is an apocalyptic number.

42672179 is a deficient number, since it is larger than the sum of its proper divisors (4332493).

42672179 is a wasteful number, since it uses less digits than its factorization.

42672179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37777.

The product of its digits is 42336, while the sum is 38.

The square root of 42672179 is about 6532.3945839179. The cubic root of 42672179 is about 349.4472335800.

Subtracting 42672179 from its reverse (97127624), we obtain a palindrome (54455445).

It can be divided in two parts, 4267 and 2179, that added together give a palindrome (6446).

The spelling of 42672179 in words is "forty-two million, six hundred seventy-two thousand, one hundred seventy-nine".