9122018 has 4 divisors (see below), whose sum is σ = 13683030. Its totient is φ = 4561008.

The previous prime is 9121999. The next prime is 9122021. The reversal of 9122018 is 8102219.

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., 8898289 + 223729 = 2983^2 + 473^2 .

It is a super-2 number, since 2×9122018² = 166422424784648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9121984 and 9122002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2280503 + ... + 2280506.

Almost surely, 2^9122018 is an apocalyptic number.

9122018 is a deficient number, since it is larger than the sum of its proper divisors (4561012).

9122018 is a wasteful number, since it uses less digits than its factorization.

9122018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561011.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 9122018 is about 3020.2678689149. The cubic root of 9122018 is about 208.9441942532.

The spelling of 9122018 in words is "nine million, one hundred twenty-two thousand, eighteen".