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389262 = 2364877
BaseRepresentation
bin1011111000010001110
3201202222010
41133002032
544424022
612202050
73210606
oct1370216
9652863
10389262
11246505
12169326
13108243
14a1c06
157a50c
hex5f08e

389262 has 8 divisors (see below), whose sum is σ = 778536. Its totient is φ = 129752.

The previous prime is 389231. The next prime is 389269. The reversal of 389262 is 262983.

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

389262 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 389262.

It is not an unprimeable number, because it can be changed into a prime (389269) by changing a digit.

389262 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32433 + ... + 32444.

It is an arithmetic number, because the mean of its divisors is an integer number (97317).

2389262 is an apocalyptic number.

389262 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

389262 is a wasteful number, since it uses less digits than its factorization.

389262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64882.

The product of its digits is 5184, while the sum is 30.

The square root of 389262 is about 623.9086471592. The cubic root of 389262 is about 73.0153217355.

The spelling of 389262 in words is "three hundred eighty-nine thousand, two hundred sixty-two".

Divisors: 1 2 3 6 64877 129754 194631 389262