1144432242 has 24 divisors (see below), whose sum is σ = 2513573244. Its totient is φ = 376251264.

The previous prime is 1144432213. The next prime is 1144432243. The reversal of 1144432242 is 2422344411.

It can be written as a sum of positive squares in 2 ways, for example, as 1133601561 + 10830681 = 33669^2 + 3291^2 .

It is not an unprimeable number, because it can be changed into a prime (1144432243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 434163 + ... + 436790.

Almost surely, 2^1144432242 is an apocalyptic number.

1144432242 is an abundant number, since it is smaller than the sum of its proper divisors (1369141002).

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

1144432242 is a wasteful number, since it uses less digits than its factorization.

1144432242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871034 (or 871031 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 1144432242 is about 33829.4581984400. The cubic root of 1144432242 is about 1045.9960107673.

Adding to 1144432242 its reverse (2422344411), we get a palindrome (3566776653).

The spelling of 1144432242 in words is "one billion, one hundred forty-four million, four hundred thirty-two thousand, two hundred forty-two".