1242026224 has 20 divisors (see below), whose sum is σ = 2428506520. Its totient is φ = 615314880.

The previous prime is 1242026213. The next prime is 1242026281. The reversal of 1242026224 is 4226202421.

It is a super-2 number, since 2×1242026224² = 3085258282207396352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354342 + ... + 357829.

It is an arithmetic number, because the mean of its divisors is an integer number (121425326).

Almost surely, 2^1242026224 is an apocalyptic number.

It is an amenable number.

1242026224 is a deficient number, since it is larger than the sum of its proper divisors (1186480296).

1242026224 is a wasteful number, since it uses less digits than its factorization.

1242026224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712288 (or 712282 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1242026224 is about 35242.3924273027. The cubic root of 1242026224 is about 1074.9219266177.

Adding to 1242026224 its reverse (4226202421), we get a palindrome (5468228645).

The spelling of 1242026224 in words is "one billion, two hundred forty-two million, twenty-six thousand, two hundred twenty-four".