1142224242 has 16 divisors (see below), whose sum is σ = 2285111712. Its totient is φ = 380630880.

The previous prime is 1142224231. The next prime is 1142224283. The reversal of 1142224242 is 2424222411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3643 + ... + 47934.

It is an arithmetic number, because the mean of its divisors is an integer number (142819482).

Almost surely, 2^1142224242 is an apocalyptic number.

1142224242 is an abundant number, since it is smaller than the sum of its proper divisors (1142887470).

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

1142224242 is a wasteful number, since it uses less digits than its factorization.

1142224242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55273.

The product of its digits is 2048, while the sum is 24.

The square root of 1142224242 is about 33796.8081629020. The cubic root of 1142224242 is about 1045.3228833684.

Adding to 1142224242 its reverse (2424222411), we get a palindrome (3566446653).

The spelling of 1142224242 in words is "one billion, one hundred forty-two million, two hundred twenty-four thousand, two hundred forty-two".