2012344000 has 56 divisors (see below), whose sum is σ = 4983589728. Its totient is φ = 804934400.

The previous prime is 2012343973. The next prime is 2012344007. The reversal of 2012344000 is 4432102.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (2012344007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117772 + ... + 133771.

Almost surely, 2^2012344000 is an apocalyptic number.

2012344000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012344000 is an abundant number, since it is smaller than the sum of its proper divisors (2971245728).

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

2012344000 is an equidigital number, since it uses as much as digits as its factorization.

2012344000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251570 (or 251550 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2012344000 is about 44859.1573705971. The cubic root of 2012344000 is about 1262.5078129112.

Adding to 2012344000 its reverse (4432102), we get a palindrome (2016776102).

The spelling of 2012344000 in words is "two billion, twelve million, three hundred forty-four thousand".