12233340 has 216 divisors, whose sum is σ = 46060560. Its totient is φ = 2612736.

The previous prime is 12233327. The next prime is 12233341. The reversal of 12233340 is 4333221.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12233341) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 167544 + ... + 167616.

Almost surely, 2^12233340 is an apocalyptic number.

12233340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12233340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23030280).

12233340 is an abundant number, since it is smaller than the sum of its proper divisors (33827220).

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

12233340 is a wasteful number, since it uses less digits than its factorization.

12233340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 12233340 is about 3497.6191902493. The cubic root of 12233340 is about 230.4172639697.

Adding to 12233340 its reverse (4333221), we get a palindrome (16566561).

The spelling of 12233340 in words is "twelve million, two hundred thirty-three thousand, three hundred forty".