164086982 has 4 divisors (see below), whose sum is σ = 246130476. Its totient is φ = 82043490.

The previous prime is 164086969. The next prime is 164086987. The reversal of 164086982 is 289680461.

It is a happy number.

164086982 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164086987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41021744 + ... + 41021747.

It is an arithmetic number, because the mean of its divisors is an integer number (61532619).

Almost surely, 2^164086982 is an apocalyptic number.

164086982 is a deficient number, since it is larger than the sum of its proper divisors (82043494).

164086982 is an equidigital number, since it uses as much as digits as its factorization.

164086982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82043493.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 164086982 is about 12809.6441012231. The cubic root of 164086982 is about 547.4671214523.

The spelling of 164086982 in words is "one hundred sixty-four million, eighty-six thousand, nine hundred eighty-two".