386563969 has 8 divisors (see below), whose sum is σ = 446512608. Its totient is φ = 330749760.

The previous prime is 386563963. The next prime is 386563979. The reversal of 386563969 is 969365683.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 386563969 - 2²⁵ = 353009537 is a prime.

It is a super-2 number, since 2×386563969² = 298863404258065922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (386563963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1033407 + ... + 1033780.

It is an arithmetic number, because the mean of its divisors is an integer number (55814076).

Almost surely, 2^386563969 is an apocalyptic number.

It is an amenable number.

386563969 is a deficient number, since it is larger than the sum of its proper divisors (59948639).

386563969 is a wasteful number, since it uses less digits than its factorization.

386563969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067215.

The product of its digits is 6298560, while the sum is 55.

The square root of 386563969 is about 19661.2300988519. The cubic root of 386563969 is about 728.4623724412.

The spelling of 386563969 in words is "three hundred eighty-six million, five hundred sixty-three thousand, nine hundred sixty-nine".