1019804952 has 96 divisors (see below), whose sum is σ = 2722388400. Its totient is φ = 317737728.

The previous prime is 1019804939. The next prime is 1019804977. The reversal of 1019804952 is 2594089101.

It is a self number, because there is not a number n which added to its sum of digits gives 1019804952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5124549 + ... + 5124747.

Almost surely, 2^1019804952 is an apocalyptic number.

1019804952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1019804952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1361194200).

1019804952 is an abundant number, since it is smaller than the sum of its proper divisors (1702583448).

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

1019804952 is a wasteful number, since it uses less digits than its factorization.

1019804952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 1019804952 is about 31934.3851044607. The cubic root of 1019804952 is about 1006.5585421541.

The spelling of 1019804952 in words is "one billion, nineteen million, eight hundred four thousand, nine hundred fifty-two".