167986982 has 16 divisors (see below), whose sum is σ = 258384192. Its totient is φ = 81867240.

The previous prime is 167986981. The next prime is 167987033. The reversal of 167986982 is 289689761.

167986982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×167986982² = 56439252242936648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167986981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45257 + ... + 48827.

It is an arithmetic number, because the mean of its divisors is an integer number (16149012).

Almost surely, 2^167986982 is an apocalyptic number.

167986982 is a deficient number, since it is larger than the sum of its proper divisors (90397210).

167986982 is a wasteful number, since it uses less digits than its factorization.

167986982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163.

The product of its digits is 2612736, while the sum is 56.

The square root of 167986982 is about 12960.9792068346. The cubic root of 167986982 is about 551.7705826561.

The spelling of 167986982 in words is "one hundred sixty-seven million, nine hundred eighty-six thousand, nine hundred eighty-two".