1828354984 has 16 divisors (see below), whose sum is σ = 3511780020. Its totient is φ = 891880320.

The previous prime is 1828354973. The next prime is 1828354993. The reversal of 1828354984 is 4894538281.

It can be written as a sum of positive squares in 2 ways, for example, as 1808800900 + 19554084 = 42530^2 + 4422^2 .

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 3 ways as a sum of consecutive naturals, for example, 2786799 + ... + 2787454.

Almost surely, 2^1828354984 is an apocalyptic number.

It is an amenable number.

1828354984 is a deficient number, since it is larger than the sum of its proper divisors (1683425036).

1828354984 is a wasteful number, since it uses less digits than its factorization.

1828354984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5574300 (or 5574296 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 52.

The square root of 1828354984 is about 42759.2678141242. The cubic root of 1828354984 is about 1222.7945844899.

The spelling of 1828354984 in words is "one billion, eight hundred twenty-eight million, three hundred fifty-four thousand, nine hundred eighty-four".