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386385 = 3525759
BaseRepresentation
bin1011110010101010001
3201122000120
41132111101
544331020
612140453
73166326
oct1362521
9648016
10386385
1124432a
12167729
13106b3c
14a0b4d
1579740
hex5e551

386385 has 8 divisors (see below), whose sum is σ = 618240. Its totient is φ = 206064.

The previous prime is 386383. The next prime is 386401. The reversal of 386385 is 583683.

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

It is not a de Polignac number, because 386385 - 21 = 386383 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (386381) 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, 12865 + ... + 12894.

It is an arithmetic number, because the mean of its divisors is an integer number (77280).

2386385 is an apocalyptic number.

It is an amenable number.

386385 is a deficient number, since it is larger than the sum of its proper divisors (231855).

386385 is a wasteful number, since it uses less digits than its factorization.

386385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25767.

The product of its digits is 17280, while the sum is 33.

The square root of 386385 is about 621.5987451725. The cubic root of 386385 is about 72.8349935417.

The spelling of 386385 in words is "three hundred eighty-six thousand, three hundred eighty-five".

Divisors: 1 3 5 15 25759 77277 128795 386385