16398086 has 8 divisors (see below), whose sum is σ = 24649920. Its totient is φ = 8181448.

The previous prime is 16398017. The next prime is 16398091. The reversal of 16398086 is 68089361.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 7601 + ... + 9516.

It is an arithmetic number, because the mean of its divisors is an integer number (3081240).

Almost surely, 2^16398086 is an apocalyptic number.

16398086 is a deficient number, since it is larger than the sum of its proper divisors (8251834).

16398086 is a wasteful number, since it uses less digits than its factorization.

16398086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17598.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 16398086 is about 4049.4550250620. The cubic root of 16398086 is about 254.0569343510.

The spelling of 16398086 in words is "sixteen million, three hundred ninety-eight thousand, eighty-six".