144704564 has 6 divisors (see below), whose sum is σ = 253232994. Its totient is φ = 72352280.

The previous prime is 144704543. The next prime is 144704591. The reversal of 144704564 is 465407441.

It can be written as a sum of positive squares in only one way, i.e., 85414564 + 59290000 = 9242^2 + 7700^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18088067 + ... + 18088074.

It is an arithmetic number, because the mean of its divisors is an integer number (42205499).

Almost surely, 2^144704564 is an apocalyptic number.

It is an amenable number.

144704564 is a deficient number, since it is larger than the sum of its proper divisors (108528430).

144704564 is a wasteful number, since it uses less digits than its factorization.

144704564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36176145 (or 36176143 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 144704564 is about 12029.3210115950. The cubic root of 144704564 is about 525.0017402815.

The spelling of 144704564 in words is "one hundred forty-four million, seven hundred four thousand, five hundred sixty-four".