459400693 has 2 divisors, whose sum is σ = 459400694. Its totient is φ = 459400692.

The previous prime is 459400679. The next prime is 459400717. The reversal of 459400693 is 396004954.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 317481124 + 141919569 = 17818^2 + 11913^2 .

It is a cyclic number.

It is not a de Polignac number, because 459400693 - 2²¹ = 457303541 is a prime.

It is a super-2 number, since 2×459400693² = 422097993457760498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (459400663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229700346 + 229700347.

It is an arithmetic number, because the mean of its divisors is an integer number (229700347).

Almost surely, 2^459400693 is an apocalyptic number.

It is an amenable number.

459400693 is a deficient number, since it is larger than the sum of its proper divisors (1).

459400693 is an equidigital number, since it uses as much as digits as its factorization.

459400693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 459400693 is about 21433.6346194480. The cubic root of 459400693 is about 771.6088769523.

The spelling of 459400693 in words is "four hundred fifty-nine million, four hundred thousand, six hundred ninety-three".