16442898 has 8 divisors (see below), whose sum is σ = 32885808. Its totient is φ = 5480964.

The previous prime is 16442897. The next prime is 16442917. The reversal of 16442898 is 89824461.

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

16442898 is an admirable number.

It is a super-3 number, since 3×16442898³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16442897) 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, 1370236 + ... + 1370247.

It is an arithmetic number, because the mean of its divisors is an integer number (4110726).

Almost surely, 2^16442898 is an apocalyptic number.

16442898 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16442898 is a wasteful number, since it uses less digits than its factorization.

16442898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740488.

The product of its digits is 110592, while the sum is 42.

The square root of 16442898 is about 4054.9843402904. The cubic root of 16442898 is about 254.2881492303.

The spelling of 16442898 in words is "sixteen million, four hundred forty-two thousand, eight hundred ninety-eight".