385961776 has 20 divisors (see below), whose sum is σ = 749518000. Its totient is φ = 192537792.

The previous prime is 385961773. The next prime is 385961777. The reversal of 385961776 is 677169583.

It is not an unprimeable number, because it can be changed into a prime (385961773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20451 + ... + 34498.

It is an arithmetic number, because the mean of its divisors is an integer number (37475900).

Almost surely, 2^385961776 is an apocalyptic number.

It is an amenable number.

385961776 is a deficient number, since it is larger than the sum of its proper divisors (363556224).

385961776 is a wasteful number, since it uses less digits than its factorization.

385961776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55396 (or 55390 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 52.

The square root of 385961776 is about 19645.9099051177. The cubic root of 385961776 is about 728.0839073274.

The spelling of 385961776 in words is "three hundred eighty-five million, nine hundred sixty-one thousand, seven hundred seventy-six".