312047016 has 16 divisors (see below), whose sum is σ = 780117600. Its totient is φ = 104015664.

The previous prime is 312047009. The next prime is 312047027. The reversal of 312047016 is 610740213.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 13001959 = 312047016 / (3 + 1 + 2 + 0 + 4 + 7 + 0 + 1 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6500956 + ... + 6501003.

It is an arithmetic number, because the mean of its divisors is an integer number (48757350).

Almost surely, 2^312047016 is an apocalyptic number.

It is an amenable number.

312047016 is an abundant number, since it is smaller than the sum of its proper divisors (468070584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312047016 is a wasteful number, since it uses less digits than its factorization.

312047016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13001968 (or 13001964 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 312047016 is about 17664.8525609471. The cubic root of 312047016 is about 678.2763555236.

Adding to 312047016 its reverse (610740213), we get a palindrome (922787229).

The spelling of 312047016 in words is "three hundred twelve million, forty-seven thousand, sixteen".