426090473 has 2 divisors, whose sum is σ = 426090474. Its totient is φ = 426090472.

The previous prime is 426090463. The next prime is 426090521. The reversal of 426090473 is 374090624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 244703449 + 181387024 = 15643^2 + 13468^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426090473 is a prime.

It is not a weakly prime, because it can be changed into another prime (426090463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213045236 + 213045237.

It is an arithmetic number, because the mean of its divisors is an integer number (213045237).

Almost surely, 2^426090473 is an apocalyptic number.

It is an amenable number.

426090473 is a deficient number, since it is larger than the sum of its proper divisors (1).

426090473 is an equidigital number, since it uses as much as digits as its factorization.

426090473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 426090473 is about 20641.9590397811. The cubic root of 426090473 is about 752.4897835649.

The spelling of 426090473 in words is "four hundred twenty-six million, ninety thousand, four hundred seventy-three".