8704042 has 8 divisors (see below), whose sum is σ = 13069476. Its totient is φ = 4347552.

The previous prime is 8704027. The next prime is 8704049. The reversal of 8704042 is 2404078.

It can be written as a sum of positive squares in 2 ways, for example, as 7557001 + 1147041 = 2749^2 + 1071^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 8703998 and 8704016.

It is not an unprimeable number, because it can be changed into a prime (8704049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1348 + ... + 4384.

Almost surely, 2^8704042 is an apocalyptic number.

8704042 is a deficient number, since it is larger than the sum of its proper divisors (4365434).

8704042 is a wasteful number, since it uses less digits than its factorization.

8704042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4472.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 8704042 is about 2950.2613443558. The cubic root of 8704042 is about 205.7028581156.

The spelling of 8704042 in words is "eight million, seven hundred four thousand, forty-two".