9042718 has 4 divisors (see below), whose sum is σ = 13564080. Its totient is φ = 4521358.

The previous prime is 9042713. The next prime is 9042739. The reversal of 9042718 is 8172409.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 9042718.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9042713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260678 + ... + 2260681.

It is an arithmetic number, because the mean of its divisors is an integer number (3391020).

Almost surely, 2^9042718 is an apocalyptic number.

9042718 is a deficient number, since it is larger than the sum of its proper divisors (4521362).

9042718 is a wasteful number, since it uses less digits than its factorization.

9042718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4521361.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 9042718 is about 3007.1112383814. Note that the first 3 decimals coincide. The cubic root of 9042718 is about 208.3369630656.

The spelling of 9042718 in words is "nine million, forty-two thousand, seven hundred eighteen".