16498897 has 8 divisors (see below), whose sum is σ = 17409600. Its totient is φ = 15592464.

The previous prime is 16498879. The next prime is 16498901. The reversal of 16498897 is 79889461.

It is a happy number.

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

It is not a de Polignac number, because 16498897 - 2¹⁵ = 16466129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16498297) 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 7 ways as a sum of consecutive naturals, for example, 9804 + ... + 11362.

It is an arithmetic number, because the mean of its divisors is an integer number (2176200).

Almost surely, 2^16498897 is an apocalyptic number.

It is an amenable number.

16498897 is a deficient number, since it is larger than the sum of its proper divisors (910703).

16498897 is a wasteful number, since it uses less digits than its factorization.

16498897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135.

The product of its digits is 870912, while the sum is 52.

The square root of 16498897 is about 4061.8834301344. The cubic root of 16498897 is about 254.5764955458.

The spelling of 16498897 in words is "sixteen million, four hundred ninety-eight thousand, eight hundred ninety-seven".