16449898 has 8 divisors (see below), whose sum is σ = 24840900. Its totient is φ = 8169600.

The previous prime is 16449883. The next prime is 16449949. The reversal of 16449898 is 89894461.

16449898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12341169 + 4108729 = 3513^2 + 2027^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27303 + ... + 27898.

Almost surely, 2^16449898 is an apocalyptic number.

16449898 is a deficient number, since it is larger than the sum of its proper divisors (8391002).

16449898 is a wasteful number, since it uses less digits than its factorization.

16449898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55352.

The product of its digits is 497664, while the sum is 49.

The square root of 16449898 is about 4055.8473837165. The cubic root of 16449898 is about 254.3242289309.

The spelling of 16449898 in words is "sixteen million, four hundred forty-nine thousand, eight hundred ninety-eight".