46004561 has 2 divisors, whose sum is σ = 46004562. Its totient is φ = 46004560.

The previous prime is 46004557. The next prime is 46004593. The reversal of 46004561 is 16540064.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39450961 + 6553600 = 6281^2 + 2560^2 .

It is a cyclic number.

It is not a de Polignac number, because 46004561 - 2² = 46004557 is a prime.

It is a Sophie Germain 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 46004561.

It is not a weakly prime, because it can be changed into another prime (46004461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23002280 + 23002281.

It is an arithmetic number, because the mean of its divisors is an integer number (23002281).

Almost surely, 2^46004561 is an apocalyptic number.

It is an amenable number.

46004561 is a deficient number, since it is larger than the sum of its proper divisors (1).

46004561 is an equidigital number, since it uses as much as digits as its factorization.

46004561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 46004561 is about 6782.6662161719. Note that the first 3 decimals coincide. The cubic root of 46004561 is about 358.3166289431.

The spelling of 46004561 in words is "forty-six million, four thousand, five hundred sixty-one".