16936387 has 8 divisors (see below), whose sum is σ = 18421200. Its totient is φ = 15477600.

The previous prime is 16936379. The next prime is 16936397. The reversal of 16936387 is 78363961.

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

It is a cyclic number.

It is not a de Polignac number, because 16936387 - 2³ = 16936379 is a prime.

It is a super-2 number, since 2×16936387² = 573682409227538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16936357) 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 7 ways as a sum of consecutive naturals, for example, 5137 + ... + 7762.

It is an arithmetic number, because the mean of its divisors is an integer number (2302650).

Almost surely, 2^16936387 is an apocalyptic number.

16936387 is a deficient number, since it is larger than the sum of its proper divisors (1484813).

16936387 is a wasteful number, since it uses less digits than its factorization.

16936387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13013.

The product of its digits is 163296, while the sum is 43.

The square root of 16936387 is about 4115.3841861970. The cubic root of 16936387 is about 256.8070387123.

The spelling of 16936387 in words is "sixteen million, nine hundred thirty-six thousand, three hundred eighty-seven".