9420726 has 16 divisors (see below), whose sum is σ = 21533184. Its totient is φ = 2691624.

The previous prime is 9420721. The next prime is 9420743. The reversal of 9420726 is 6270249.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9420693 and 9420702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9420721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112110 + ... + 112193.

It is an arithmetic number, because the mean of its divisors is an integer number (1345824).

Almost surely, 2^9420726 is an apocalyptic number.

9420726 is an abundant number, since it is smaller than the sum of its proper divisors (12112458).

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

9420726 is a wasteful number, since it uses less digits than its factorization.

9420726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224315.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 9420726 is about 3069.3201201569. The cubic root of 9420726 is about 211.2004264942.

The spelling of 9420726 in words is "nine million, four hundred twenty thousand, seven hundred twenty-six".