16002347 has 4 divisors (see below), whose sum is σ = 16241256. Its totient is φ = 15763440.

The previous prime is 16002331. The next prime is 16002377. The reversal of 16002347 is 74320061.

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

It is a cyclic number.

It is not a de Polignac number, because 16002347 - 2⁴ = 16002331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16002377) 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, 119354 + ... + 119487.

It is an arithmetic number, because the mean of its divisors is an integer number (4060314).

Almost surely, 2^16002347 is an apocalyptic number.

16002347 is a deficient number, since it is larger than the sum of its proper divisors (238909).

16002347 is an equidigital number, since it uses as much as digits as its factorization.

16002347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238908.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 16002347 is about 4000.2933642422. The cubic root of 16002347 is about 251.9965303545.

The spelling of 16002347 in words is "sixteen million, two thousand, three hundred forty-seven".