16409366 has 8 divisors (see below), whose sum is σ = 25017744. Its totient is φ = 8070120.

The previous prime is 16409363. The next prime is 16409377. The reversal of 16409366 is 66390461.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16409363) 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 3 ways as a sum of consecutive naturals, for example, 67130 + ... + 67373.

It is an arithmetic number, because the mean of its divisors is an integer number (3127218).

Almost surely, 2^16409366 is an apocalyptic number.

16409366 is a deficient number, since it is larger than the sum of its proper divisors (8608378).

16409366 is a wasteful number, since it uses less digits than its factorization.

16409366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134566.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 16409366 is about 4050.8475656336. The cubic root of 16409366 is about 254.1151749970.

The spelling of 16409366 in words is "sixteen million, four hundred nine thousand, three hundred sixty-six".