16394536 has 16 divisors (see below), whose sum is σ = 31731840. Its totient is φ = 7932720.

The previous prime is 16394533. The next prime is 16394551. The reversal of 16394536 is 63549361.

It is a junction number, because it is equal to n+sod(n) for n = 16394495 and 16394504.

It is not an unprimeable number, because it can be changed into a prime (16394531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32806 + ... + 33301.

It is an arithmetic number, because the mean of its divisors is an integer number (1983240).

Almost surely, 2^16394536 is an apocalyptic number.

It is an amenable number.

16394536 is a deficient number, since it is larger than the sum of its proper divisors (15337304).

16394536 is a wasteful number, since it uses less digits than its factorization.

16394536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66144 (or 66140 counting only the distinct ones).

The product of its digits is 58320, while the sum is 37.

The square root of 16394536 is about 4049.0166707486. The cubic root of 16394536 is about 254.0385995444.

The spelling of 16394536 in words is "sixteen million, three hundred ninety-four thousand, five hundred thirty-six".