12040600 has 96 divisors (see below), whose sum is σ = 32966640. Its totient is φ = 4032000.

The previous prime is 12040583. The next prime is 12040619. The reversal of 12040600 is 604021.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28390 + ... + 28810.

Almost surely, 2^12040600 is an apocalyptic number.

12040600 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 12040600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16483320).

12040600 is an abundant number, since it is smaller than the sum of its proper divisors (20926040).

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

12040600 is a wasteful number, since it uses less digits than its factorization.

12040600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 452 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 12040600 is about 3469.9567720650. The cubic root of 12040600 is about 229.2007545252.

Adding to 12040600 its reverse (604021), we get a palindrome (12644621).

The spelling of 12040600 in words is "twelve million, forty thousand, six hundred".