386885775 has 12 divisors (see below), whose sum is σ = 639651272. Its totient is φ = 206339040.

The previous prime is 386885747. The next prime is 386885777. The reversal of 386885775 is 577588683.

It is not a de Polignac number, because 386885775 - 2⁷ = 386885647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386885777) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2579164 + ... + 2579313.

Almost surely, 2^386885775 is an apocalyptic number.

386885775 is a deficient number, since it is larger than the sum of its proper divisors (252765497).

386885775 is a wasteful number, since it uses less digits than its factorization.

386885775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5158490 (or 5158485 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 57.

The square root of 386885775 is about 19669.4121671188. The cubic root of 386885775 is about 728.6644593403.

The spelling of 386885775 in words is "three hundred eighty-six million, eight hundred eighty-five thousand, seven hundred seventy-five".