2012234004 has 72 divisors (see below), whose sum is σ = 5627119680. Its totient is φ = 601171200.

The previous prime is 2012233997. The next prime is 2012234017. The reversal of 2012234004 is 4004322102.

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

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, 7669 + ... + 63900.

It is an arithmetic number, because the mean of its divisors is an integer number (78154440).

Almost surely, 2^2012234004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012234004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2813559840).

2012234004 is an abundant number, since it is smaller than the sum of its proper divisors (3614885676).

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

2012234004 is a wasteful number, since it uses less digits than its factorization.

2012234004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71661 (or 71656 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2012234004 is about 44857.9313388391. The cubic root of 2012234004 is about 1262.4848093326.

Adding to 2012234004 its reverse (4004322102), we get a palindrome (6016556106).

The spelling of 2012234004 in words is "two billion, twelve million, two hundred thirty-four thousand, four".