1789380982 has 4 divisors (see below), whose sum is σ = 2684071476. Its totient is φ = 894690490.

The previous prime is 1789380961. The next prime is 1789381001. The reversal of 1789380982 is 2890839871.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447345244 + ... + 447345247.

It is an arithmetic number, because the mean of its divisors is an integer number (671017869).

Almost surely, 2^1789380982 is an apocalyptic number.

1789380982 is a deficient number, since it is larger than the sum of its proper divisors (894690494).

1789380982 is an equidigital number, since it uses as much as digits as its factorization.

1789380982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894690493.

The product of its (nonzero) digits is 1741824, while the sum is 55.

The square root of 1789380982 is about 42301.0754236816. The cubic root of 1789380982 is about 1214.0435680123.

The spelling of 1789380982 in words is "one billion, seven hundred eighty-nine million, three hundred eighty thousand, nine hundred eighty-two".