1982940846 has 16 divisors (see below), whose sum is σ = 3969445584. Its totient is φ = 660386304.

The previous prime is 1982940793. The next prime is 1982940893. The reversal of 1982940846 is 6480492891.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141235 + ... + 154638.

It is an arithmetic number, because the mean of its divisors is an integer number (248090349).

Almost surely, 2^1982940846 is an apocalyptic number.

1982940846 is an abundant number, since it is smaller than the sum of its proper divisors (1986504738).

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

1982940846 is a wasteful number, since it uses less digits than its factorization.

1982940846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296995.

The product of its (nonzero) digits is 995328, while the sum is 51.

The square root of 1982940846 is about 44530.2239608112. The cubic root of 1982940846 is about 1256.3286186089.

The spelling of 1982940846 in words is "one billion, nine hundred eighty-two million, nine hundred forty thousand, eight hundred forty-six".