12263018 has 32 divisors (see below), whose sum is σ = 21047040. Its totient is φ = 5322240.

The previous prime is 12262937. The next prime is 12263029. The reversal of 12263018 is 81036221.

12263018 is nontrivially palindromic in base 3.

It is a super-2 number, since 2×12263018² = 300763220936648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12262984 and 12263002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26255 + ... + 26717.

It is an arithmetic number, because the mean of its divisors is an integer number (657720).

Almost surely, 2^12263018 is an apocalyptic number.

12263018 is a deficient number, since it is larger than the sum of its proper divisors (8784022).

12263018 is a wasteful number, since it uses less digits than its factorization.

12263018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 12263018 is about 3501.8592204713. The cubic root of 12263018 is about 230.6034437345.

Adding to 12263018 its reverse (81036221), we get a palindrome (93299239).

The spelling of 12263018 in words is "twelve million, two hundred sixty-three thousand, eighteen".