385754657 has 2 divisors, whose sum is σ = 385754658. Its totient is φ = 385754656.

The previous prime is 385754639. The next prime is 385754671. The reversal of 385754657 is 756457583.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 356605456 + 29149201 = 18884^2 + 5399^2 .

It is a cyclic number.

It is not a de Polignac number, because 385754657 - 2⁸ = 385754401 is a prime.

It is not a weakly prime, because it can be changed into another prime (385754627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192877328 + 192877329.

It is an arithmetic number, because the mean of its divisors is an integer number (192877329).

Almost surely, 2^385754657 is an apocalyptic number.

It is an amenable number.

385754657 is a deficient number, since it is larger than the sum of its proper divisors (1).

385754657 is an equidigital number, since it uses as much as digits as its factorization.

385754657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3528000, while the sum is 50.

The square root of 385754657 is about 19640.6378969727. The cubic root of 385754657 is about 727.9536465928.

The spelling of 385754657 in words is "three hundred eighty-five million, seven hundred fifty-four thousand, six hundred fifty-seven".