164552044 has 12 divisors (see below), whose sum is σ = 304905384. Its totient is φ = 77436224.

The previous prime is 164552033. The next prime is 164552053. The reversal of 164552044 is 440255461.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 164551997 and 164552015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1209874 + ... + 1210009.

It is an arithmetic number, because the mean of its divisors is an integer number (25408782).

Almost surely, 2^164552044 is an apocalyptic number.

It is an amenable number.

164552044 is a deficient number, since it is larger than the sum of its proper divisors (140353340).

164552044 is a wasteful number, since it uses less digits than its factorization.

164552044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2419904 (or 2419902 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 164552044 is about 12827.7840642880. The cubic root of 164552044 is about 547.9838514431.

The spelling of 164552044 in words is "one hundred sixty-four million, five hundred fifty-two thousand, forty-four".