16298689 has 16 divisors (see below), whose sum is σ = 18506880. Its totient is φ = 14224000.

The previous prime is 16298687. The next prime is 16298693. The reversal of 16298689 is 98689261.

It is a happy number.

16298689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 16298689 - 2¹ = 16298687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16298687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31767 + ... + 32275.

It is an arithmetic number, because the mean of its divisors is an integer number (1156680).

Almost surely, 2^16298689 is an apocalyptic number.

It is an amenable number.

16298689 is a deficient number, since it is larger than the sum of its proper divisors (2208191).

16298689 is a wasteful number, since it uses less digits than its factorization.

16298689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632.

The product of its digits is 373248, while the sum is 49.

The square root of 16298689 is about 4037.1634844281. The cubic root of 16298689 is about 253.5425716323.

The spelling of 16298689 in words is "sixteen million, two hundred ninety-eight thousand, six hundred eighty-nine".