17420006 has 8 divisors (see below), whose sum is σ = 26171640. Its totient is φ = 8696128.

The previous prime is 17420003. The next prime is 17420021. The reversal of 17420006 is 60002471.

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

It is a self number, because there is not a number n which added to its sum of digits gives 17420006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17420003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5291 + ... + 7926.

It is an arithmetic number, because the mean of its divisors is an integer number (3271455).

Almost surely, 2^17420006 is an apocalyptic number.

17420006 is a deficient number, since it is larger than the sum of its proper divisors (8751634).

17420006 is a wasteful number, since it uses less digits than its factorization.

17420006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13878.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 17420006 is about 4173.7280697238. The cubic root of 17420006 is about 259.2285118734.

Adding to 17420006 its reverse (60002471), we get a palindrome (77422477).

The spelling of 17420006 in words is "seventeen million, four hundred twenty thousand, six".