164296445 has 8 divisors (see below), whose sum is σ = 197304120. Its totient is φ = 131338240.

The previous prime is 164296441. The next prime is 164296453. The reversal of 164296445 is 544692461.

It can be written as a sum of positive squares in 4 ways, for example, as 174724 + 164121721 = 418^2 + 12811^2 .

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

It is not a de Polignac number, because 164296445 - 2² = 164296441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164296441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4616 + ... + 18705.

It is an arithmetic number, because the mean of its divisors is an integer number (24663015).

Almost surely, 2^164296445 is an apocalyptic number.

It is an amenable number.

164296445 is a deficient number, since it is larger than the sum of its proper divisors (33007675).

164296445 is a wasteful number, since it uses less digits than its factorization.

164296445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24735.

The product of its digits is 207360, while the sum is 41.

The square root of 164296445 is about 12817.8174819273. The cubic root of 164296445 is about 547.6999762947.

The spelling of 164296445 in words is "one hundred sixty-four million, two hundred ninety-six thousand, four hundred forty-five".