164946727 has 8 divisors (see below), whose sum is σ = 180108432. Its totient is φ = 149812800.

The previous prime is 164946689. The next prime is 164946739. The reversal of 164946727 is 727649461.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164946727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164946127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6643 + ... + 19339.

It is an arithmetic number, because the mean of its divisors is an integer number (22513554).

Almost surely, 2^164946727 is an apocalyptic number.

164946727 is a deficient number, since it is larger than the sum of its proper divisors (15161705).

164946727 is a wasteful number, since it uses less digits than its factorization.

164946727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13889.

The product of its digits is 508032, while the sum is 46.

The square root of 164946727 is about 12843.1587625475. The cubic root of 164946727 is about 548.4216201824.

The spelling of 164946727 in words is "one hundred sixty-four million, nine hundred forty-six thousand, seven hundred twenty-seven".