382742 has 8 divisors (see below), whose sum is σ = 594000. Its totient is φ = 184744.

The previous prime is 382729. The next prime is 382747. The reversal of 382742 is 247283.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382747) by changing a digit.

382742 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3242 + ... + 3357.

It is an arithmetic number, because the mean of its divisors is an integer number (74250).

2³⁸²⁷⁴² is an apocalyptic number.

382742 is a deficient number, since it is larger than the sum of its proper divisors (211258).

382742 is a wasteful number, since it uses less digits than its factorization.

382742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6630.

The product of its digits is 2688, while the sum is 26.

The square root of 382742 is about 618.6614583114. The cubic root of 382742 is about 72.6053640419.

It can be divided in two parts, 38 and 2742, that multiplied together give a triangular number (104196 = T₄₅₆).

The spelling of 382742 in words is "three hundred eighty-two thousand, seven hundred forty-two".