9142222 has 8 divisors (see below), whose sum is σ = 13821696. Its totient is φ = 4534992.

The previous prime is 9142207. The next prime is 9142229. The reversal of 9142222 is 2222419.

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

9142222 is a modest number, since divided by 2222 gives 914 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 9142193 and 9142202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9142229) 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, 17743 + ... + 18250.

It is an arithmetic number, because the mean of its divisors is an integer number (1727712).

Almost surely, 2^9142222 is an apocalyptic number.

9142222 is a deficient number, since it is larger than the sum of its proper divisors (4679474).

9142222 is a wasteful number, since it uses less digits than its factorization.

9142222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36122.

The product of its digits is 576, while the sum is 22.

The square root of 9142222 is about 3023.6107553718. The cubic root of 9142222 is about 209.0983412722.

It can be divided in two parts, 914 and 2222, that added together give a square (3136 = 56²).

The spelling of 9142222 in words is "nine million, one hundred forty-two thousand, two hundred twenty-two".