9456409 has 2 divisors, whose sum is σ = 9456410. Its totient is φ = 9456408.

The previous prime is 9456397. The next prime is 9456449. The reversal of 9456409 is 9046549.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9455625 + 784 = 3075^2 + 28^2 .

It is a cyclic number.

It is not a de Polignac number, because 9456409 - 2¹³ = 9448217 is a prime.

9456409 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (9456449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4728204 + 4728205.

It is an arithmetic number, because the mean of its divisors is an integer number (4728205).

Almost surely, 2^9456409 is an apocalyptic number.

It is an amenable number.

9456409 is a deficient number, since it is larger than the sum of its proper divisors (1).

9456409 is an equidigital number, since it uses as much as digits as its factorization.

9456409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 9456409 is about 3075.1274770325. The cubic root of 9456409 is about 211.4667460158.

The spelling of 9456409 in words is "nine million, four hundred fifty-six thousand, four hundred nine".