1004521892 has 48 divisors (see below), whose sum is σ = 2012204544. Its totient is φ = 434592000.

The previous prime is 1004521871. The next prime is 1004521919. The reversal of 1004521892 is 2981254001.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 77168 + ... + 89240.

It is an arithmetic number, because the mean of its divisors is an integer number (41920928).

Almost surely, 2^1004521892 is an apocalyptic number.

It is an amenable number.

1004521892 is an abundant number, since it is smaller than the sum of its proper divisors (1007682652).

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

1004521892 is a wasteful number, since it uses less digits than its factorization.

1004521892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12180 (or 12178 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 1004521892 is about 31694.1933483091. The cubic root of 1004521892 is about 1001.5050310784.

Adding to 1004521892 its reverse (2981254001), we get a palindrome (3985775893).

The spelling of 1004521892 in words is "one billion, four million, five hundred twenty-one thousand, eight hundred ninety-two".