947426 has 8 divisors (see below), whose sum is σ = 1451520. Its totient is φ = 463588.

The previous prime is 947423. The next prime is 947431. The reversal of 947426 is 624749.

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

It is a Curzon number.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 947392 and 947401.

It is not an unprimeable number, because it can be changed into a prime (947423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4946 + ... + 5133.

It is an arithmetic number, because the mean of its divisors is an integer number (181440).

2⁹⁴⁷⁴²⁶ is an apocalyptic number.

947426 is a deficient number, since it is larger than the sum of its proper divisors (504094).

947426 is a wasteful number, since it uses less digits than its factorization.

947426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10128.

The product of its digits is 12096, while the sum is 32.

The square root of 947426 is about 973.3581047076. The cubic root of 947426 is about 98.2158922240.

The spelling of 947426 in words is "nine hundred forty-seven thousand, four hundred twenty-six".