12274018 has 16 divisors (see below), whose sum is σ = 19128960. Its totient is φ = 5899600.

The previous prime is 12274013. The next prime is 12274021. The reversal of 12274018 is 81047221.

It is a happy number.

12274018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12273983 and 12274001.

It is not an unprimeable number, because it can be changed into a prime (12274013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24753 + ... + 25243.

It is an arithmetic number, because the mean of its divisors is an integer number (1195560).

Almost surely, 2^12274018 is an apocalyptic number.

12274018 is a deficient number, since it is larger than the sum of its proper divisors (6854942).

12274018 is a wasteful number, since it uses less digits than its factorization.

12274018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 12274018 is about 3503.4294626837. The cubic root of 12274018 is about 230.6723740147.

The spelling of 12274018 in words is "twelve million, two hundred seventy-four thousand, eighteen".