1252340424 has 48 divisors (see below), whose sum is σ = 3393658320. Its totient is φ = 417212640.

The previous prime is 1252340423. The next prime is 1252340429. The reversal of 1252340424 is 4240432521.

1252340424 is a `hidden beast` number, since 1 + 2 + 5 + 234 + 0 + 424 = 666.

It is not an unprimeable number, because it can be changed into a prime (1252340423) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 165279 + ... + 172689.

It is an arithmetic number, because the mean of its divisors is an integer number (70701215).

Almost surely, 2^1252340424 is an apocalyptic number.

It is an amenable number.

1252340424 is an abundant number, since it is smaller than the sum of its proper divisors (2141317896).

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

1252340424 is a wasteful number, since it uses less digits than its factorization.

1252340424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9770 (or 9763 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 1252340424 is about 35388.4221744909. The cubic root of 1252340424 is about 1077.8892312779.

Adding to 1252340424 its reverse (4240432521), we get a palindrome (5492772945).

The spelling of 1252340424 in words is "one billion, two hundred fifty-two million, three hundred forty thousand, four hundred twenty-four".