144660522 has 8 divisors (see below), whose sum is σ = 289321056. Its totient is φ = 48220172.

The previous prime is 144660521. The next prime is 144660541. The reversal of 144660522 is 225066441.

It is a sphenic number, since it is the product of 3 distinct primes.

144660522 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 144660522.

It is not an unprimeable number, because it can be changed into a prime (144660521) 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 in 3 ways as a sum of consecutive naturals, for example, 12055038 + ... + 12055049.

It is an arithmetic number, because the mean of its divisors is an integer number (36165132).

Almost surely, 2^144660522 is an apocalyptic number.

144660522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144660522 is a wasteful number, since it uses less digits than its factorization.

144660522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24110092.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 144660522 is about 12027.4902618959. The cubic root of 144660522 is about 524.9484720403.

The spelling of 144660522 in words is "one hundred forty-four million, six hundred sixty thousand, five hundred twenty-two".