2016347 has 4 divisors (see below), whose sum is σ = 2059296. Its totient is φ = 1973400.

The previous prime is 2016331. The next prime is 2016349. The reversal of 2016347 is 7436102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7436102 = 2 ⋅3718051.

It is a cyclic number.

It is not a de Polignac number, because 2016347 - 2⁴ = 2016331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2016349) 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, 21404 + ... + 21497.

It is an arithmetic number, because the mean of its divisors is an integer number (514824).

2^2016347 is an apocalyptic number.

2016347 is a deficient number, since it is larger than the sum of its proper divisors (42949).

2016347 is an equidigital number, since it uses as much as digits as its factorization.

2016347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42948.

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

The square root of 2016347 is about 1419.9813379055. The cubic root of 2016347 is about 126.3344394764.

The spelling of 2016347 in words is "two million, sixteen thousand, three hundred forty-seven".