947667 has 8 divisors (see below), whose sum is σ = 1444096. Its totient is φ = 541512.

The previous prime is 947659. The next prime is 947707. The reversal of 947667 is 766749.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 947667 - 2³ = 947659 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 947667.

It is not an unprimeable number, because it can be changed into a prime (947627) 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 7 ways as a sum of consecutive naturals, for example, 22543 + ... + 22584.

It is an arithmetic number, because the mean of its divisors is an integer number (180512).

2⁹⁴⁷⁶⁶⁷ is an apocalyptic number.

947667 is a deficient number, since it is larger than the sum of its proper divisors (496429).

947667 is a wasteful number, since it uses less digits than its factorization.

947667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45137.

The product of its digits is 63504, while the sum is 39.

The square root of 947667 is about 973.4818950551. The cubic root of 947667 is about 98.2242193557.

The spelling of 947667 in words is "nine hundred forty-seven thousand, six hundred sixty-seven".