947321 has 8 divisors (see below), whose sum is σ = 1012320. Its totient is φ = 883872.

The previous prime is 947299. The next prime is 947327. The reversal of 947321 is 123749.

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 947321 - 2¹⁸ = 685177 is a prime.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 947321.

It is not an unprimeable number, because it can be changed into a prime (947327) 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, 1046 + ... + 1728.

It is an arithmetic number, because the mean of its divisors is an integer number (126540).

2⁹⁴⁷³²¹ is an apocalyptic number.

It is an amenable number.

947321 is a deficient number, since it is larger than the sum of its proper divisors (64999).

947321 is a wasteful number, since it uses less digits than its factorization.

947321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775.

The product of its digits is 1512, while the sum is 26.

The square root of 947321 is about 973.3041662297. The cubic root of 947321 is about 98.2122637789.

The spelling of 947321 in words is "nine hundred forty-seven thousand, three hundred twenty-one".