164336646 has 8 divisors (see below), whose sum is σ = 328673304. Its totient is φ = 54778880.

The previous prime is 164336593. The next prime is 164336659. The reversal of 164336646 is 646633461.

It is a sphenic number, since it is the product of 3 distinct primes.

164336646 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13694715 + ... + 13694726.

It is an arithmetic number, because the mean of its divisors is an integer number (41084163).

Almost surely, 2^164336646 is an apocalyptic number.

164336646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

164336646 is a wasteful number, since it uses less digits than its factorization.

164336646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27389446.

The product of its digits is 186624, while the sum is 39.

The square root of 164336646 is about 12819.3855546980. The cubic root of 164336646 is about 547.7446441128.

The spelling of 164336646 in words is "one hundred sixty-four million, three hundred thirty-six thousand, six hundred forty-six".