164143406 has 16 divisors (see below), whose sum is σ = 281613024. Its totient is φ = 70291104.

The previous prime is 164143403. The next prime is 164143429. The reversal of 164143406 is 604341461.

164143406 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164143403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16976 + ... + 24828.

It is an arithmetic number, because the mean of its divisors is an integer number (17600814).

Almost surely, 2^164143406 is an apocalyptic number.

164143406 is a deficient number, since it is larger than the sum of its proper divisors (117469618).

164143406 is a wasteful number, since it uses less digits than its factorization.

164143406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9355.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 164143406 is about 12811.8463150320. The cubic root of 164143406 is about 547.5298661105.

Adding to 164143406 its reverse (604341461), we get a palindrome (768484867).

The spelling of 164143406 in words is "one hundred sixty-four million, one hundred forty-three thousand, four hundred six".