164074448 has 10 divisors (see below), whose sum is σ = 317894274. Its totient is φ = 82037216.

The previous prime is 164074447. The next prime is 164074453. The reversal of 164074448 is 844470461.

164074448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 164044864 + 29584 = 12808^2 + 172^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164074441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5127311 + ... + 5127342.

Almost surely, 2^164074448 is an apocalyptic number.

It is an amenable number.

164074448 is a deficient number, since it is larger than the sum of its proper divisors (153819826).

164074448 is a wasteful number, since it uses less digits than its factorization.

164074448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10254661 (or 10254655 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 38.

The square root of 164074448 is about 12809.1548511211. The cubic root of 164074448 is about 547.4531814319.

The spelling of 164074448 in words is "one hundred sixty-four million, seventy-four thousand, four hundred forty-eight".