609381982 has 32 divisors (see below), whose sum is σ = 1024556544. Its totient is φ = 269438400.

The previous prime is 609381953. The next prime is 609381991. The reversal of 609381982 is 289183906.

609381982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255178 + ... + 257554.

It is an arithmetic number, because the mean of its divisors is an integer number (32017392).

Almost surely, 2^609381982 is an apocalyptic number.

609381982 is a deficient number, since it is larger than the sum of its proper divisors (415174562).

609381982 is a wasteful number, since it uses less digits than its factorization.

609381982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2704.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 609381982 is about 24685.6634911845. The cubic root of 609381982 is about 847.8060986815.

The spelling of 609381982 in words is "six hundred nine million, three hundred eighty-one thousand, nine hundred eighty-two".