16422498 has 48 divisors (see below), whose sum is σ = 38688000. Its totient is φ = 5015520.

The previous prime is 16422491. The next prime is 16422503. The reversal of 16422498 is 89422461.

16422498 is a `hidden beast` number, since 1 + 642 + 2 + 4 + 9 + 8 = 666.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (16422491) 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 23 ways as a sum of consecutive naturals, for example, 9828 + ... + 11376.

It is an arithmetic number, because the mean of its divisors is an integer number (806000).

Almost surely, 2^16422498 is an apocalyptic number.

16422498 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16422498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19344000).

16422498 is an abundant number, since it is smaller than the sum of its proper divisors (22265502).

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

16422498 is a wasteful number, since it uses less digits than its factorization.

16422498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607 (or 1604 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 16422498 is about 4052.4681368272. The cubic root of 16422498 is about 254.1829442351.

The spelling of 16422498 in words is "sixteen million, four hundred twenty-two thousand, four hundred ninety-eight".