9402842 has 4 divisors (see below), whose sum is σ = 14104266. Its totient is φ = 4701420.

The previous prime is 9402803. The next prime is 9402857. The reversal of 9402842 is 2482049.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8128201 + 1274641 = 2851^2 + 1129^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2350709 + ... + 2350712.

Almost surely, 2^9402842 is an apocalyptic number.

9402842 is a deficient number, since it is larger than the sum of its proper divisors (4701424).

9402842 is a wasteful number, since it uses less digits than its factorization.

9402842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4701423.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 9402842 is about 3066.4053874203. The cubic root of 9402842 is about 211.0666964942.

The spelling of 9402842 in words is "nine million, four hundred two thousand, eight hundred forty-two".