1142424224 has 24 divisors (see below), whose sum is σ = 2251525248. Its totient is φ = 570608320.

The previous prime is 1142424221. The next prime is 1142424233. The reversal of 1142424224 is 4224242411.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1142424193 and 1142424202.

It is not an unprimeable number, because it can be changed into a prime (1142424221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12689 + ... + 49455.

It is an arithmetic number, because the mean of its divisors is an integer number (93813552).

Almost surely, 2^1142424224 is an apocalyptic number.

It is an amenable number.

1142424224 is a deficient number, since it is larger than the sum of its proper divisors (1109101024).

1142424224 is an equidigital number, since it uses as much as digits as its factorization.

1142424224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37748 (or 37740 counting only the distinct ones).

The product of its digits is 4096, while the sum is 26.

The square root of 1142424224 is about 33799.7666264133. The cubic root of 1142424224 is about 1045.3838852728.

Adding to 1142424224 its reverse (4224242411), we get a palindrome (5366666635).

The spelling of 1142424224 in words is "one billion, one hundred forty-two million, four hundred twenty-four thousand, two hundred twenty-four".