46667809 has 2 divisors, whose sum is σ = 46667810. Its totient is φ = 46667808.

The previous prime is 46667783. The next prime is 46667861. The reversal of 46667809 is 90876664.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46621584 + 46225 = 6828^2 + 215^2 .

It is a cyclic number.

It is not a de Polignac number, because 46667809 - 2⁹ = 46667297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (46667899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23333904 + 23333905.

It is an arithmetic number, because the mean of its divisors is an integer number (23333905).

Almost surely, 2^46667809 is an apocalyptic number.

It is an amenable number.

46667809 is a deficient number, since it is larger than the sum of its proper divisors (1).

46667809 is an equidigital number, since it uses as much as digits as its factorization.

46667809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 46667809 is about 6831.3841203668. The cubic root of 46667809 is about 360.0303703802.

The spelling of 46667809 in words is "forty-six million, six hundred sixty-seven thousand, eight hundred nine".