164099328 has 72 divisors (see below), whose sum is σ = 442877568. Its totient is φ = 53932032.

The previous prime is 164099311. The next prime is 164099347. The reversal of 164099328 is 823990461.

It is a self number, because there is not a number n which added to its sum of digits gives 164099328.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54601 + ... + 57527.

Almost surely, 2^164099328 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 164099328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221438784).

164099328 is an abundant number, since it is smaller than the sum of its proper divisors (278778240).

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

164099328 is an equidigital number, since it uses as much as digits as its factorization.

164099328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3019 (or 3005 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 164099328 is about 12810.1259946965. The cubic root of 164099328 is about 547.4808516895.

The spelling of 164099328 in words is "one hundred sixty-four million, ninety-nine thousand, three hundred twenty-eight".