461905217 has 2 divisors, whose sum is σ = 461905218. Its totient is φ = 461905216.

The previous prime is 461905211. The next prime is 461905231. The reversal of 461905217 is 712509164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 446096641 + 15808576 = 21121^2 + 3976^2 .

It is a cyclic number.

It is not a de Polignac number, because 461905217 - 2¹⁶ = 461839681 is a prime.

It is not a weakly prime, because it can be changed into another prime (461905211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230952608 + 230952609.

It is an arithmetic number, because the mean of its divisors is an integer number (230952609).

Almost surely, 2^461905217 is an apocalyptic number.

It is an amenable number.

461905217 is a deficient number, since it is larger than the sum of its proper divisors (1).

461905217 is an equidigital number, since it uses as much as digits as its factorization.

461905217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 461905217 is about 21491.9802949845. The cubic root of 461905217 is about 773.0085350564.

The spelling of 461905217 in words is "four hundred sixty-one million, nine hundred five thousand, two hundred seventeen".