427708459 has 2 divisors, whose sum is σ = 427708460. Its totient is φ = 427708458.

The previous prime is 427708429. The next prime is 427708469. The reversal of 427708459 is 954807724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427708459 - 2¹⁵ = 427675691 is a prime.

It is not a weakly prime, because it can be changed into another prime (427708429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213854229 + 213854230.

It is an arithmetic number, because the mean of its divisors is an integer number (213854230).

Almost surely, 2^427708459 is an apocalyptic number.

427708459 is a deficient number, since it is larger than the sum of its proper divisors (1).

427708459 is an equidigital number, since it uses as much as digits as its factorization.

427708459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 564480, while the sum is 46.

The square root of 427708459 is about 20681.1135822034. The cubic root of 427708459 is about 753.4410526563.

The spelling of 427708459 in words is "four hundred twenty-seven million, seven hundred eight thousand, four hundred fifty-nine".