164450612 has 6 divisors (see below), whose sum is σ = 287788578. Its totient is φ = 82225304.

The previous prime is 164450609. The next prime is 164450617. The reversal of 164450612 is 216054461.

It can be written as a sum of positive squares in only one way, i.e., 163993636 + 456976 = 12806^2 + 676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164450617) by changing a digit.

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, 20556323 + ... + 20556330.

It is an arithmetic number, because the mean of its divisors is an integer number (47964763).

Almost surely, 2^164450612 is an apocalyptic number.

It is an amenable number.

164450612 is a deficient number, since it is larger than the sum of its proper divisors (123337966).

164450612 is a wasteful number, since it uses less digits than its factorization.

164450612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41112657 (or 41112655 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 164450612 is about 12823.8298491519. The cubic root of 164450612 is about 547.8712335315.

The spelling of 164450612 in words is "one hundred sixty-four million, four hundred fifty thousand, six hundred twelve".