2273018 has 8 divisors (see below), whose sum is σ = 3719520. Its totient is φ = 1033180.

The previous prime is 2273017. The next prime is 2273041. The reversal of 2273018 is 8103722.

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

It is a super-2 number, since 2×2273018² = 10333221656648, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2272984 and 2273002.

It is not an unprimeable number, because it can be changed into a prime (2273017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51638 + ... + 51681.

It is an arithmetic number, because the mean of its divisors is an integer number (464940).

2^2273018 is an apocalyptic number.

2273018 is a deficient number, since it is larger than the sum of its proper divisors (1446502).

2273018 is a wasteful number, since it uses less digits than its factorization.

2273018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103332.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 2273018 is about 1507.6531431334. The cubic root of 2273018 is about 131.4824006480.

The spelling of 2273018 in words is "two million, two hundred seventy-three thousand, eighteen".