1019716852 has 216 divisors, whose sum is σ = 2513253120. Its totient is φ = 359251200.

The previous prime is 1019716847. The next prime is 1019716889. The reversal of 1019716852 is 2586179101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 13968688 + ... + 13968760.

Almost surely, 2^1019716852 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1019716852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1256626560).

1019716852 is an abundant number, since it is smaller than the sum of its proper divisors (1493536268).

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

1019716852 is a wasteful number, since it uses less digits than its factorization.

1019716852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 40.

The square root of 1019716852 is about 31933.0056837749. The cubic root of 1019716852 is about 1006.5295561010.

The spelling of 1019716852 in words is "one billion, nineteen million, seven hundred sixteen thousand, eight hundred fifty-two".