164250064 has 40 divisors (see below), whose sum is σ = 352879200. Its totient is φ = 73430400.

The previous prime is 164250043. The next prime is 164250077. The reversal of 164250064 is 460052461.

It is a congruent number.

It is an unprimeable number.

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, 3087 + ... + 18385.

It is an arithmetic number, because the mean of its divisors is an integer number (8821980).

Almost surely, 2^164250064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164250064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176439600).

164250064 is an abundant number, since it is smaller than the sum of its proper divisors (188629136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164250064 is a wasteful number, since it uses less digits than its factorization.

164250064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15379 (or 15373 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 164250064 is about 12816.0081148539. The cubic root of 164250064 is about 547.6484327502.

The spelling of 164250064 in words is "one hundred sixty-four million, two hundred fifty thousand, sixty-four".