947009 has 8 divisors (see below), whose sum is σ = 1101120. Its totient is φ = 797616.

The previous prime is 946997. The next prime is 947027. The reversal of 947009 is 900749.

947009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 947009 - 2⁴ = 946993 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 947009.

It is not an unprimeable number, because it can be changed into a prime (947509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734 + ... + 1559.

It is an arithmetic number, because the mean of its divisors is an integer number (137640).

2⁹⁴⁷⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

947009 is a deficient number, since it is larger than the sum of its proper divisors (154111).

947009 is a wasteful number, since it uses less digits than its factorization.

947009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2359.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 947009 is about 973.1438742550. The cubic root of 947009 is about 98.2014805312.

The spelling of 947009 in words is "nine hundred forty-seven thousand, nine".