1982090467 has 8 divisors (see below), whose sum is σ = 2277107712. Its totient is φ = 1690038600.

The previous prime is 1982090441. The next prime is 1982090479. The reversal of 1982090467 is 7640902891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1982090467 - 2⁷ = 1982090339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1982090497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739909 + ... + 742582.

It is an arithmetic number, because the mean of its divisors is an integer number (284638464).

Almost surely, 2^1982090467 is an apocalyptic number.

1982090467 is a deficient number, since it is larger than the sum of its proper divisors (295017245).

1982090467 is a wasteful number, since it uses less digits than its factorization.

1982090467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482689.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 1982090467 is about 44520.6746018072. The cubic root of 1982090467 is about 1256.1490018487.

The spelling of 1982090467 in words is "one billion, nine hundred eighty-two million, ninety thousand, four hundred sixty-seven".