385750097 has 2 divisors, whose sum is σ = 385750098. Its totient is φ = 385750096.

The previous prime is 385750093. The next prime is 385750109. The reversal of 385750097 is 790057583.

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., 313856656 + 71893441 = 17716^2 + 8479^2 .

It is a cyclic number.

It is not a de Polignac number, because 385750097 - 2² = 385750093 is a prime.

It is not a weakly prime, because it can be changed into another prime (385750093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192875048 + 192875049.

It is an arithmetic number, because the mean of its divisors is an integer number (192875049).

Almost surely, 2^385750097 is an apocalyptic number.

It is an amenable number.

385750097 is a deficient number, since it is larger than the sum of its proper divisors (1).

385750097 is an equidigital number, since it uses as much as digits as its factorization.

385750097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 44.

The square root of 385750097 is about 19640.5218107870. The cubic root of 385750097 is about 727.9507782051.

The spelling of 385750097 in words is "three hundred eighty-five million, seven hundred fifty thousand, ninety-seven".