164575742 has 16 divisors (see below), whose sum is σ = 261636480. Its totient is φ = 77372928.

The previous prime is 164575711. The next prime is 164575753. The reversal of 164575742 is 247575461.

164575742 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 164575742.

It is a congruent number.

It is an unprimeable number.

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, 51734 + ... + 54822.

It is an arithmetic number, because the mean of its divisors is an integer number (16352280).

Almost surely, 2^164575742 is an apocalyptic number.

164575742 is a deficient number, since it is larger than the sum of its proper divisors (97060738).

164575742 is a wasteful number, since it uses less digits than its factorization.

164575742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4675.

The product of its digits is 235200, while the sum is 41.

The square root of 164575742 is about 12828.7077291518. The cubic root of 164575742 is about 548.0101561866.

The spelling of 164575742 in words is "one hundred sixty-four million, five hundred seventy-five thousand, seven hundred forty-two".