12018294 has 28 divisors (see below), whose sum is σ = 27032076. Its totient is φ = 4005612.

The previous prime is 12018271. The next prime is 12018299. The reversal of 12018294 is 49281021.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12018299) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 2664 + ... + 5579.

Almost surely, 2^12018294 is an apocalyptic number.

12018294 is an abundant number, since it is smaller than the sum of its proper divisors (15013782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12018294 is an frugal number, since it uses more digits than its factorization.

12018294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8263 (or 8248 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 12018294 is about 3466.7411209953. The cubic root of 12018294 is about 229.0591305642.

The spelling of 12018294 in words is "twelve million, eighteen thousand, two hundred ninety-four".