385505350 has 12 divisors (see below), whose sum is σ = 717040044. Its totient is φ = 154202120.

The previous prime is 385505347. The next prime is 385505353. The reversal of 385505350 is 53505583.

It is an interprime number because it is at equal distance from previous prime (385505347) and next prime (385505353).

It is a super-2 number, since 2×385505350² = 297228749757245000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385505353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3855004 + ... + 3855103.

It is an arithmetic number, because the mean of its divisors is an integer number (59753337).

Almost surely, 2^385505350 is an apocalyptic number.

385505350 is a deficient number, since it is larger than the sum of its proper divisors (331534694).

385505350 is a wasteful number, since it uses less digits than its factorization.

385505350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7710119 (or 7710114 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

The square root of 385505350 is about 19634.2901577826. The cubic root of 385505350 is about 727.7967912382.

The spelling of 385505350 in words is "three hundred eighty-five million, five hundred five thousand, three hundred fifty".