1530249222 has 16 divisors (see below), whose sum is σ = 3073983552. Its totient is φ = 507835560.

The previous prime is 1530249211. The next prime is 1530249241. The reversal of 1530249222 is 2229420351.

It is a self number, because there is not a number n which added to its sum of digits gives 1530249222.

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 7 ways as a sum of consecutive naturals, for example, 560404 + ... + 563127.

It is an arithmetic number, because the mean of its divisors is an integer number (192123972).

Almost surely, 2^1530249222 is an apocalyptic number.

1530249222 is an abundant number, since it is smaller than the sum of its proper divisors (1543734330).

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

1530249222 is a wasteful number, since it uses less digits than its factorization.

1530249222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123763.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1530249222 is about 39118.4000439691. The cubic root of 1530249222 is about 1152.3579149862.

Adding to 1530249222 its reverse (2229420351), we get a palindrome (3759669573).

The spelling of 1530249222 in words is "one billion, five hundred thirty million, two hundred forty-nine thousand, two hundred twenty-two".