2232144442 has 32 divisors (see below), whose sum is σ = 3782635200. Its totient is φ = 978566400.

The previous prime is 2232144407. The next prime is 2232144443. The reversal of 2232144442 is 2444412322.

It is a super-3 number, since 3×2232144442³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2232144442.

It is not an unprimeable number, because it can be changed into a prime (2232144443) 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, 1031842 + ... + 1034002.

It is an arithmetic number, because the mean of its divisors is an integer number (118207350).

Almost surely, 2^2232144442 is an apocalyptic number.

2232144442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2232144442 is a deficient number, since it is larger than the sum of its proper divisors (1550490758).

2232144442 is a wasteful number, since it uses less digits than its factorization.

2232144442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3822.

The product of its digits is 12288, while the sum is 28.

The square root of 2232144442 is about 47245.5758987019. The cubic root of 2232144442 is about 1306.8952057421.

Adding to 2232144442 its reverse (2444412322), we get a palindrome (4676556764).

The spelling of 2232144442 in words is "two billion, two hundred thirty-two million, one hundred forty-four thousand, four hundred forty-two".