164396064 has 48 divisors (see below), whose sum is σ = 493190208. Its totient is φ = 46970112.

The previous prime is 164396053. The next prime is 164396087. The reversal of 164396064 is 460693461.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121647 + ... + 122990.

It is an arithmetic number, because the mean of its divisors is an integer number (10274796).

Almost surely, 2^164396064 is an apocalyptic number.

164396064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

164396064 is an abundant number, since it is smaller than the sum of its proper divisors (328794144).

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

164396064 is a wasteful number, since it uses less digits than its factorization.

164396064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244657 (or 244649 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 164396064 is about 12821.7028510257. The cubic root of 164396064 is about 547.8106508341.

The spelling of 164396064 in words is "one hundred sixty-four million, three hundred ninety-six thousand, sixty-four".