12114240 has 56 divisors (see below), whose sum is σ = 38465760. Its totient is φ = 3230208.

The previous prime is 12114227. The next prime is 12114241. The reversal of 12114240 is 4241121.

It is a super-3 number, since 3×12114240³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12114241) 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, 5350 + ... + 7269.

Almost surely, 2^12114240 is an apocalyptic number.

12114240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12114240 is an abundant number, since it is smaller than the sum of its proper divisors (26351520).

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

12114240 is a wasteful number, since it uses less digits than its factorization.

12114240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12639 (or 12629 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 12114240 is about 3480.5516804093. The cubic root of 12114240 is about 229.6670671351.

Adding to 12114240 its reverse (4241121), we get a palindrome (16355361).

The spelling of 12114240 in words is "twelve million, one hundred fourteen thousand, two hundred forty".