703842 has 8 divisors (see below), whose sum is σ = 1407696. Its totient is φ = 234612.

The previous prime is 703837. The next prime is 703849. The reversal of 703842 is 248307.

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

703842 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (703849) by changing a digit.

703842 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, 58648 + ... + 58659.

It is an arithmetic number, because the mean of its divisors is an integer number (175962).

2⁷⁰³⁸⁴² is an apocalyptic number.

703842 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.

703842 is a wasteful number, since it uses less digits than its factorization.

703842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117312.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 703842 is about 838.9529188220. The cubic root of 703842 is about 88.9525480329.

Subtracting from 703842 its reverse (248307), we obtain a triangular number (455535 = T₉₅₄).

The spelling of 703842 in words is "seven hundred three thousand, eight hundred forty-two".