164428701 has 16 divisors (see below), whose sum is σ = 225275904. Its totient is φ = 106629104.

The previous prime is 164428699. The next prime is 164428721. The reversal of 164428701 is 107824461.

It is a cyclic number.

It is not a de Polignac number, because 164428701 - 2¹ = 164428699 is a prime.

It is a super-3 number, since 3×164428701³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164428721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20056 + ... + 27038.

It is an arithmetic number, because the mean of its divisors is an integer number (14079744).

Almost surely, 2^164428701 is an apocalyptic number.

It is an amenable number.

164428701 is a deficient number, since it is larger than the sum of its proper divisors (60847203).

164428701 is a wasteful number, since it uses less digits than its factorization.

164428701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7200.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 164428701 is about 12822.9755127271. The cubic root of 164428701 is about 547.8469001067.

The spelling of 164428701 in words is "one hundred sixty-four million, four hundred twenty-eight thousand, seven hundred one".