9042806 has 4 divisors (see below), whose sum is σ = 13564212. Its totient is φ = 4521402.

The previous prime is 9042797. The next prime is 9042829. The reversal of 9042806 is 6082409.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260700 + ... + 2260703.

It is an arithmetic number, because the mean of its divisors is an integer number (3391053).

Almost surely, 2^9042806 is an apocalyptic number.

9042806 is a deficient number, since it is larger than the sum of its proper divisors (4521406).

9042806 is a wasteful number, since it uses less digits than its factorization.

9042806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4521405.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 9042806 is about 3007.1258703287. The cubic root of 9042806 is about 208.3376388799.

The spelling of 9042806 in words is "nine million, forty-two thousand, eight hundred six".