1244302002 has 24 divisors (see below), whose sum is σ = 2706020460. Its totient is φ = 413223840.

The previous prime is 1244301979. The next prime is 1244302027. The reversal of 1244302002 is 2002034421.

It can be written as a sum of positive squares in 2 ways, for example, as 1067917041 + 176384961 = 32679^2 + 13281^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123649 + ... + 133332.

Almost surely, 2^1244302002 is an apocalyptic number.

1244302002 is an abundant number, since it is smaller than the sum of its proper divisors (1461718458).

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

1244302002 is a wasteful number, since it uses less digits than its factorization.

1244302002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257258 (or 257255 counting only the distinct ones).

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

The square root of 1244302002 is about 35274.6651578722. The cubic root of 1244302002 is about 1075.5780563694.

Adding to 1244302002 its reverse (2002034421), we get a palindrome (3246336423).

The spelling of 1244302002 in words is "one billion, two hundred forty-four million, three hundred two thousand, two".