16609798 has 8 divisors (see below), whose sum is σ = 25337160. Its totient is φ = 8164080.

The previous prime is 16609793. The next prime is 16609823. The reversal of 16609798 is 89790661.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16609793) 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, 70263 + ... + 70498.

It is an arithmetic number, because the mean of its divisors is an integer number (3167145).

Almost surely, 2^16609798 is an apocalyptic number.

16609798 is a deficient number, since it is larger than the sum of its proper divisors (8727362).

16609798 is a wasteful number, since it uses less digits than its factorization.

16609798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140822.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 16609798 is about 4075.5119923759. The cubic root of 16609798 is about 255.1456197616.

The spelling of 16609798 in words is "sixteen million, six hundred nine thousand, seven hundred ninety-eight".