164522045 has 16 divisors (see below), whose sum is σ = 208154880. Its totient is φ = 124488000.

The previous prime is 164522021. The next prime is 164522047. The reversal of 164522045 is 540225461.

It is not a de Polignac number, because 164522045 - 2¹² = 164517949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164521999 and 164522017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164522047) 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, 85595 + ... + 87495.

It is an arithmetic number, because the mean of its divisors is an integer number (13009680).

Almost surely, 2^164522045 is an apocalyptic number.

It is an amenable number.

164522045 is a deficient number, since it is larger than the sum of its proper divisors (43632835).

164522045 is a wasteful number, since it uses less digits than its factorization.

164522045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2836.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 164522045 is about 12826.6147131657. The cubic root of 164522045 is about 547.9505489769.

The spelling of 164522045 in words is "one hundred sixty-four million, five hundred twenty-two thousand, forty-five".