1082398992 has 40 divisors (see below), whose sum is σ = 2943368160. Its totient is φ = 341809920.

The previous prime is 1082398991. The next prime is 1082398997. The reversal of 1082398992 is 2998932801.

It is not an unprimeable number, because it can be changed into a prime (1082398991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592509 + ... + 594332.

It is an arithmetic number, because the mean of its divisors is an integer number (73584204).

Almost surely, 2^1082398992 is an apocalyptic number.

1082398992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1082398992 is an abundant number, since it is smaller than the sum of its proper divisors (1860969168).

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

1082398992 is a wasteful number, since it uses less digits than its factorization.

1082398992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186871 (or 1186865 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 51.

The square root of 1082398992 is about 32899.8327047418. The cubic root of 1082398992 is about 1026.7446763310.

The spelling of 1082398992 in words is "one billion, eighty-two million, three hundred ninety-eight thousand, nine hundred ninety-two".