16091366 has 8 divisors (see below), whose sum is σ = 25407480. Its totient is φ = 7622208.

The previous prime is 16091363. The next prime is 16091371. The reversal of 16091366 is 66319061.

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 (16091363) 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, 211691 + ... + 211766.

It is an arithmetic number, because the mean of its divisors is an integer number (3175935).

Almost surely, 2^16091366 is an apocalyptic number.

16091366 is a deficient number, since it is larger than the sum of its proper divisors (9316114).

16091366 is a wasteful number, since it uses less digits than its factorization.

16091366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423478.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 16091366 is about 4011.4044921947. The cubic root of 16091366 is about 252.4629413312.

The spelling of 16091366 in words is "sixteen million, ninety-one thousand, three hundred sixty-six".