1002242144 has 24 divisors (see below), whose sum is σ = 1973908440. Its totient is φ = 500932096.

The previous prime is 1002242113. The next prime is 1002242149. The reversal of 1002242144 is 4412422001.

It is a super-3 number, since 3×1002242144³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002242149) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 124712 + ... + 132504.

It is an arithmetic number, because the mean of its divisors is an integer number (82246185).

Almost surely, 2^1002242144 is an apocalyptic number.

It is an amenable number.

1002242144 is a deficient number, since it is larger than the sum of its proper divisors (971666296).

1002242144 is an equidigital number, since it uses as much as digits as its factorization.

1002242144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11822 (or 11814 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1002242144 is about 31658.2081615495. The cubic root of 1002242144 is about 1000.7468234492.

Adding to 1002242144 its reverse (4412422001), we get a palindrome (5414664145).

The spelling of 1002242144 in words is "one billion, two million, two hundred forty-two thousand, one hundred forty-four".