16497198 has 12 divisors (see below), whose sum is σ = 35743968. Its totient is φ = 5499060.

The previous prime is 16497193. The next prime is 16497241. The reversal of 16497198 is 89179461.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16497193) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 458238 + ... + 458273.

It is an arithmetic number, because the mean of its divisors is an integer number (2978664).

Almost surely, 2^16497198 is an apocalyptic number.

16497198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

16497198 is an abundant number, since it is smaller than the sum of its proper divisors (19246770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16497198 is a wasteful number, since it uses less digits than its factorization.

16497198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916519 (or 916516 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 16497198 is about 4061.6742853163. The cubic root of 16497198 is about 254.5677567735.

The spelling of 16497198 in words is "sixteen million, four hundred ninety-seven thousand, one hundred ninety-eight".