316684019 has 4 divisors (see below), whose sum is σ = 316819296. Its totient is φ = 316548744.

The previous prime is 316684013. The next prime is 316684037. The reversal of 316684019 is 910486613.

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 316684019 - 2²⁰ = 315635443 is a prime.

It is a super-2 number, since 2×316684019² = 200577535779984722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316684013) 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, 64064 + ... + 68829.

It is an arithmetic number, because the mean of its divisors is an integer number (79204824).

Almost surely, 2^316684019 is an apocalyptic number.

316684019 is a deficient number, since it is larger than the sum of its proper divisors (135277).

316684019 is a wasteful number, since it uses less digits than its factorization.

316684019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135276.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 316684019 is about 17795.6179718491. The cubic root of 316684019 is about 681.6195673552.

The spelling of 316684019 in words is "three hundred sixteen million, six hundred eighty-four thousand, nineteen".