385090075 has 6 divisors (see below), whose sum is σ = 477511724. Its totient is φ = 308072040.

The previous prime is 385090063. The next prime is 385090087. The reversal of 385090075 is 570090583.

It is an interprime number because it is at equal distance from previous prime (385090063) and next prime (385090087).

It is not a de Polignac number, because 385090075 - 2¹¹ = 385088027 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7701777 + ... + 7701826.

Almost surely, 2^385090075 is an apocalyptic number.

385090075 is a deficient number, since it is larger than the sum of its proper divisors (92421649).

385090075 is a wasteful number, since it uses less digits than its factorization.

385090075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15403613 (or 15403608 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 385090075 is about 19623.7120596487. The cubic root of 385090075 is about 727.5353643410.

The spelling of 385090075 in words is "three hundred eighty-five million, ninety thousand, seventy-five".