9504409 has 2 divisors, whose sum is σ = 9504410. Its totient is φ = 9504408.

The previous prime is 9504379. The next prime is 9504421. The reversal of 9504409 is 9044059.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8573184 + 931225 = 2928^2 + 965^2 .

It is an emirp because it is prime and its reverse (9044059) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9504409 - 2⁷ = 9504281 is a prime.

It is not a weakly prime, because it can be changed into another prime (9504499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4752204 + 4752205.

It is an arithmetic number, because the mean of its divisors is an integer number (4752205).

Almost surely, 2^9504409 is an apocalyptic number.

It is an amenable number.

9504409 is a deficient number, since it is larger than the sum of its proper divisors (1).

9504409 is an equidigital number, since it uses as much as digits as its factorization.

9504409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 9504409 is about 3082.9221527635. The cubic root of 9504409 is about 211.8239386123.

The spelling of 9504409 in words is "nine million, five hundred four thousand, four hundred nine".