164971748 has 6 divisors (see below), whose sum is σ = 288700566. Its totient is φ = 82485872.

The previous prime is 164971717. The next prime is 164971769. The reversal of 164971748 is 847179461.

It is a happy number.

164971748 is digitally balanced in base 3, 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., 156550144 + 8421604 = 12512^2 + 2902^2 .

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 as a sum of consecutive naturals, namely, 20621465 + ... + 20621472.

It is an arithmetic number, because the mean of its divisors is an integer number (48116761).

Almost surely, 2^164971748 is an apocalyptic number.

It is an amenable number.

164971748 is a deficient number, since it is larger than the sum of its proper divisors (123728818).

164971748 is a wasteful number, since it uses less digits than its factorization.

164971748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41242941 (or 41242939 counting only the distinct ones).

The product of its digits is 338688, while the sum is 47.

The square root of 164971748 is about 12844.1328239784. The cubic root of 164971748 is about 548.4493490615.

The spelling of 164971748 in words is "one hundred sixty-four million, nine hundred seventy-one thousand, seven hundred forty-eight".