1224350252 has 6 divisors (see below), whose sum is σ = 2142612948. Its totient is φ = 612175124.

The previous prime is 1224350243. The next prime is 1224350261. The reversal of 1224350252 is 2520534221.

It is an interprime number because it is at equal distance from previous prime (1224350243) and next prime (1224350261).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153043778 + ... + 153043785.

It is an arithmetic number, because the mean of its divisors is an integer number (357102158).

Almost surely, 2^1224350252 is an apocalyptic number.

It is an amenable number.

1224350252 is a deficient number, since it is larger than the sum of its proper divisors (918262696).

1224350252 is a wasteful number, since it uses less digits than its factorization.

1224350252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306087567 (or 306087565 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1224350252 is about 34990.7166545643. The cubic root of 1224350252 is about 1069.7982709927.

Adding to 1224350252 its reverse (2520534221), we get a palindrome (3744884473).

The spelling of 1224350252 in words is "one billion, two hundred twenty-four million, three hundred fifty thousand, two hundred fifty-two".