385608697 has 2 divisors, whose sum is σ = 385608698. Its totient is φ = 385608696.

The previous prime is 385608689. The next prime is 385608733. The reversal of 385608697 is 796806583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 367834041 + 17774656 = 19179^2 + 4216^2 .

It is a cyclic number.

It is not a de Polignac number, because 385608697 - 2³ = 385608689 is a prime.

It is not a weakly prime, because it can be changed into another prime (385608617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192804348 + 192804349.

It is an arithmetic number, because the mean of its divisors is an integer number (192804349).

Almost surely, 2^385608697 is an apocalyptic number.

It is an amenable number.

385608697 is a deficient number, since it is larger than the sum of its proper divisors (1).

385608697 is an equidigital number, since it uses as much as digits as its factorization.

385608697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The square root of 385608697 is about 19636.9217801569. The cubic root of 385608697 is about 727.8618218054.

The spelling of 385608697 in words is "three hundred eighty-five million, six hundred eight thousand, six hundred ninety-seven".