9419873 has 4 divisors (see below), whose sum is σ = 9649668. Its totient is φ = 9190080.

The previous prime is 9419869. The next prime is 9419897. The reversal of 9419873 is 3789149.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3621409 + 5798464 = 1903^2 + 2408^2 .

It is a cyclic number.

It is not a de Polignac number, because 9419873 - 2² = 9419869 is a prime.

It is a super-2 number, since 2×9419873² = 177468014672258, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 229753 = 9419873 / (9 + 4 + 1 + 9 + 8 + 7 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9419873.

It is not an unprimeable number, because it can be changed into a prime (9419863) 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 3 ways as a sum of consecutive naturals, for example, 114836 + ... + 114917.

It is an arithmetic number, because the mean of its divisors is an integer number (2412417).

Almost surely, 2^9419873 is an apocalyptic number.

It is an amenable number.

9419873 is a deficient number, since it is larger than the sum of its proper divisors (229795).

9419873 is a wasteful number, since it uses less digits than its factorization.

9419873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229794.

The product of its digits is 54432, while the sum is 41.

The square root of 9419873 is about 3069.1811611568. The cubic root of 9419873 is about 211.1940519182.

The spelling of 9419873 in words is "nine million, four hundred nineteen thousand, eight hundred seventy-three".