386804534 has 12 divisors (see below), whose sum is σ = 589213404. Its totient is φ = 190403532.

The previous prime is 386804513. The next prime is 386804557. The reversal of 386804534 is 435408683.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 386804491 and 386804500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226817 + ... + 228515.

It is an arithmetic number, because the mean of its divisors is an integer number (49101117).

Almost surely, 2^386804534 is an apocalyptic number.

386804534 is a deficient number, since it is larger than the sum of its proper divisors (202408870).

386804534 is an frugal number, since it uses more digits than its factorization.

386804534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3467 (or 1768 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

The square root of 386804534 is about 19667.3468978406. The cubic root of 386804534 is about 728.6134524048.

The spelling of 386804534 in words is "three hundred eighty-six million, eight hundred four thousand, five hundred thirty-four".