46548409 has 2 divisors, whose sum is σ = 46548410. Its totient is φ = 46548408.

The previous prime is 46548379. The next prime is 46548443. The reversal of 46548409 is 90484564.

46548409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29942784 + 16605625 = 5472^2 + 4075^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46548409 is a prime.

It is not a weakly prime, because it can be changed into another prime (46548449) 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 as a sum of consecutive naturals, namely, 23274204 + 23274205.

It is an arithmetic number, because the mean of its divisors is an integer number (23274205).

Almost surely, 2^46548409 is an apocalyptic number.

It is an amenable number.

46548409 is a deficient number, since it is larger than the sum of its proper divisors (1).

46548409 is an equidigital number, since it uses as much as digits as its factorization.

46548409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 46548409 is about 6822.6394452587. The cubic root of 46548409 is about 359.7230611896.

The spelling of 46548409 in words is "forty-six million, five hundred forty-eight thousand, four hundred nine".