806602457 has 2 divisors, whose sum is σ = 806602458. Its totient is φ = 806602456.

The previous prime is 806602441. The next prime is 806602483. The reversal of 806602457 is 754206608.

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., 799532176 + 7070281 = 28276^2 + 2659^2 .

It is a cyclic number.

It is not a de Polignac number, because 806602457 - 2⁴ = 806602441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 806602457.

It is not a weakly prime, because it can be changed into another prime (806602057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403301228 + 403301229.

It is an arithmetic number, because the mean of its divisors is an integer number (403301229).

Almost surely, 2^806602457 is an apocalyptic number.

It is an amenable number.

806602457 is a deficient number, since it is larger than the sum of its proper divisors (1).

806602457 is an equidigital number, since it uses as much as digits as its factorization.

806602457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 806602457 is about 28400.7474725578. The cubic root of 806602457 is about 930.8645973519.

The spelling of 806602457 in words is "eight hundred six million, six hundred two thousand, four hundred fifty-seven".