1144424442 has 32 divisors (see below), whose sum is σ = 2665187712. Its totient is φ = 320808384.

The previous prime is 1144424429. The next prime is 1144424443. The reversal of 1144424442 is 2444244411.

1144424442 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1144424442² = 2619414606894022728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1144424443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254833 + ... + 259284.

It is an arithmetic number, because the mean of its divisors is an integer number (83287116).

Almost surely, 2^1144424442 is an apocalyptic number.

1144424442 is an abundant number, since it is smaller than the sum of its proper divisors (1520763270).

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

1144424442 is a wasteful number, since it uses less digits than its factorization.

1144424442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514182.

The product of its digits is 16384, while the sum is 30.

The square root of 1144424442 is about 33829.3429141034. The cubic root of 1144424442 is about 1045.9936343961.

Adding to 1144424442 its reverse (2444244411), we get a palindrome (3588668853).

The spelling of 1144424442 in words is "one billion, one hundred forty-four million, four hundred twenty-four thousand, four hundred forty-two".