1244042002 has 8 divisors (see below), whose sum is σ = 2132643456. Its totient is φ = 533160852.

The previous prime is 1244041969. The next prime is 1244042011. The reversal of 1244042002 is 2002404421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44430058 + ... + 44430085.

It is an arithmetic number, because the mean of its divisors is an integer number (266580432).

Almost surely, 2^1244042002 is an apocalyptic number.

1244042002 is a deficient number, since it is larger than the sum of its proper divisors (888601454).

1244042002 is an equidigital number, since it uses as much as digits as its factorization.

1244042002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88860152.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 1244042002 is about 35270.9796007993. The cubic root of 1244042002 is about 1075.5031362471.

Adding to 1244042002 its reverse (2002404421), we get a palindrome (3246446423).

The spelling of 1244042002 in words is "one billion, two hundred forty-four million, forty-two thousand, two".