4012440002 has 4 divisors (see below), whose sum is σ = 6018660006. Its totient is φ = 2006220000.

The previous prime is 4012440001. The next prime is 4012440023. The reversal of 4012440002 is 2000442104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3130290601 + 882149401 = 55949^2 + 29701^2 .

It is not an unprimeable number, because it can be changed into a prime (4012440001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003109999 + ... + 1003110002.

Almost surely, 2^4012440002 is an apocalyptic number.

4012440002 is a deficient number, since it is larger than the sum of its proper divisors (2006220004).

4012440002 is a wasteful number, since it uses less digits than its factorization.

4012440002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006220003.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 4012440002 is about 63343.8237083932. The cubic root of 4012440002 is about 1589.0449549862.

Adding to 4012440002 its reverse (2000442104), we get a palindrome (6012882106).

The spelling of 4012440002 in words is "four billion, twelve million, four hundred forty thousand, two".