1509244252 has 18 divisors (see below), whose sum is σ = 2787505728. Its totient is φ = 714904488.

The previous prime is 1509244223. The next prime is 1509244259. The reversal of 1509244252 is 2524429051.

It is a happy number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1509244259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 521148 + ... + 524035.

Almost surely, 2^1509244252 is an apocalyptic number.

It is an amenable number.

1509244252 is a deficient number, since it is larger than the sum of its proper divisors (1278261476).

1509244252 is a wasteful number, since it uses less digits than its factorization.

1509244252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045225 (or 1045204 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 1509244252 is about 38848.9929341804. The cubic root of 1509244252 is about 1147.0609898027.

The spelling of 1509244252 in words is "one billion, five hundred nine million, two hundred forty-four thousand, two hundred fifty-two".