164410849 has 2 divisors, whose sum is σ = 164410850. Its totient is φ = 164410848.

The previous prime is 164410817. The next prime is 164410919. The reversal of 164410849 is 948014461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164224225 + 186624 = 12815^2 + 432^2 .

It is a cyclic number.

It is not a de Polignac number, because 164410849 - 2⁵ = 164410817 is a prime.

It is a super-3 number, since 3×164410849³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (164414849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82205424 + 82205425.

It is an arithmetic number, because the mean of its divisors is an integer number (82205425).

Almost surely, 2^164410849 is an apocalyptic number.

It is an amenable number.

164410849 is a deficient number, since it is larger than the sum of its proper divisors (1).

164410849 is an equidigital number, since it uses as much as digits as its factorization.

164410849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 164410849 is about 12822.2793995452. The cubic root of 164410849 is about 547.8270728365.

The spelling of 164410849 in words is "one hundred sixty-four million, four hundred ten thousand, eight hundred forty-nine".