385903104 has 80 divisors (see below), whose sum is σ = 1032919008. Its totient is φ = 128028672.

The previous prime is 385903093. The next prime is 385903117. The reversal of 385903104 is 401309583.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425019 + ... + 425925.

Almost surely, 2^385903104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 385903104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516459504).

385903104 is an abundant number, since it is smaller than the sum of its proper divisors (647015904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385903104 is an equidigital number, since it uses as much as digits as its factorization.

385903104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205 (or 1189 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 385903104 is about 19644.4166113428. The cubic root of 385903104 is about 728.0470122198.

The spelling of 385903104 in words is "three hundred eighty-five million, nine hundred three thousand, one hundred four".