386661363 has 16 divisors (see below), whose sum is σ = 570124416. Its totient is φ = 231128640.

The previous prime is 386661361. The next prime is 386661367. The reversal of 386661363 is 363166683.

It is a happy number.

It is not a de Polignac number, because 386661363 - 2¹ = 386661361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (386661361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77845 + ... + 82662.

It is an arithmetic number, because the mean of its divisors is an integer number (35632776).

Almost surely, 2^386661363 is an apocalyptic number.

386661363 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

386661363 is a deficient number, since it is larger than the sum of its proper divisors (183463053).

386661363 is a wasteful number, since it uses less digits than its factorization.

386661363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160594.

The product of its digits is 279936, while the sum is 42.

The square root of 386661363 is about 19663.7067461860. The cubic root of 386661363 is about 728.5235455047.

The spelling of 386661363 in words is "three hundred eighty-six million, six hundred sixty-one thousand, three hundred sixty-three".