1018222 has 8 divisors (see below), whose sum is σ = 1553400. Its totient is φ = 500424.

The previous prime is 1018217. The next prime is 1018223. The reversal of 1018222 is 2228101.

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 = 1018196 and 1018205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1018223) 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, 4197 + ... + 4432.

It is an arithmetic number, because the mean of its divisors is an integer number (194175).

2^1018222 is an apocalyptic number.

1018222 is a deficient number, since it is larger than the sum of its proper divisors (535178).

1018222 is an equidigital number, since it uses as much as digits as its factorization.

1018222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8690.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1018222 is about 1009.0698687405. The cubic root of 1018222 is about 100.6037475532.

The spelling of 1018222 in words is "one million, eighteen thousand, two hundred twenty-two".