46876409 has 2 divisors, whose sum is σ = 46876410. Its totient is φ = 46876408.

The previous prime is 46876391. The next prime is 46876421. The reversal of 46876409 is 90467864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43824400 + 3052009 = 6620^2 + 1747^2 .

It is a cyclic number.

It is not a de Polignac number, because 46876409 - 2⁸ = 46876153 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 46876409.

It is not a weakly prime, because it can be changed into another prime (46872409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23438204 + 23438205.

It is an arithmetic number, because the mean of its divisors is an integer number (23438205).

Almost surely, 2^46876409 is an apocalyptic number.

It is an amenable number.

46876409 is a deficient number, since it is larger than the sum of its proper divisors (1).

46876409 is an equidigital number, since it uses as much as digits as its factorization.

46876409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 46876409 is about 6846.6348668525. The cubic root of 46876409 is about 360.5660052156.

The spelling of 46876409 in words is "forty-six million, eight hundred seventy-six thousand, four hundred nine".