16916398 has 16 divisors (see below), whose sum is σ = 25931376. Its totient is φ = 8274240.

The previous prime is 16916387. The next prime is 16916399. The reversal of 16916398 is 89361961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16916399) 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, 37965 + ... + 38407.

It is an arithmetic number, because the mean of its divisors is an integer number (1620711).

Almost surely, 2^16916398 is an apocalyptic number.

16916398 is a deficient number, since it is larger than the sum of its proper divisors (9014978).

16916398 is a wasteful number, since it uses less digits than its factorization.

16916398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819.

The product of its digits is 69984, while the sum is 43.

The square root of 16916398 is about 4112.9548988531. The cubic root of 16916398 is about 256.7059676331.

The spelling of 16916398 in words is "sixteen million, nine hundred sixteen thousand, three hundred ninety-eight".