16068387 has 4 divisors (see below), whose sum is σ = 21424520. Its totient is φ = 10712256.

The previous prime is 16068373. The next prime is 16068389. The reversal of 16068387 is 78386061.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16068387 - 2⁷ = 16068259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16068389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2678062 + ... + 2678067.

It is an arithmetic number, because the mean of its divisors is an integer number (5356130).

Almost surely, 2^16068387 is an apocalyptic number.

16068387 is a deficient number, since it is larger than the sum of its proper divisors (5356133).

16068387 is an equidigital number, since it uses as much as digits as its factorization.

16068387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5356132.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 16068387 is about 4008.5392601296. The cubic root of 16068387 is about 252.3427089526.

The spelling of 16068387 in words is "sixteen million, sixty-eight thousand, three hundred eighty-seven".