16364081 has 8 divisors (see below), whose sum is σ = 17366400. Its totient is φ = 15366208.

The previous prime is 16364071. The next prime is 16364087. The reversal of 16364081 is 18046361.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16364081 is a prime.

It is a super-2 number, since 2×16364081² = 535566293949122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16364087) 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 7 ways as a sum of consecutive naturals, for example, 9380 + ... + 10986.

It is an arithmetic number, because the mean of its divisors is an integer number (2170800).

Almost surely, 2^16364081 is an apocalyptic number.

It is an amenable number.

16364081 is a deficient number, since it is larger than the sum of its proper divisors (1002319).

16364081 is a wasteful number, since it uses less digits than its factorization.

16364081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 16364081 is about 4045.2541329316. The cubic root of 16364081 is about 253.8811987052.

The spelling of 16364081 in words is "sixteen million, three hundred sixty-four thousand, eighty-one".