16196393 has 12 divisors (see below), whose sum is σ = 17937108. Its totient is φ = 14572800.

The previous prime is 16196387. The next prime is 16196431. The reversal of 16196393 is 39369161.

It can be written as a sum of positive squares in 2 ways, for example, as 7118224 + 9078169 = 2668^2 + 3013^2 .

It is not a de Polignac number, because 16196393 - 2⁴ = 16196377 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16196093) 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 11 ways as a sum of consecutive naturals, for example, 8093 + ... + 9893.

It is an arithmetic number, because the mean of its divisors is an integer number (1494759).

Almost surely, 2^16196393 is an apocalyptic number.

It is an amenable number.

16196393 is a deficient number, since it is larger than the sum of its proper divisors (1740715).

16196393 is a wasteful number, since it uses less digits than its factorization.

16196393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864 (or 1841 counting only the distinct ones).

The product of its digits is 26244, while the sum is 38.

The square root of 16196393 is about 4024.4742513774. The cubic root of 16196393 is about 253.0110188038.

The spelling of 16196393 in words is "sixteen million, one hundred ninety-six thousand, three hundred ninety-three".