144652214 has 12 divisors (see below), whose sum is σ = 252403524. Its totient is φ = 61993764.

The previous prime is 144652213. The next prime is 144652241. The reversal of 144652214 is 412256441.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144652213) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 737924 + ... + 738119.

It is an arithmetic number, because the mean of its divisors is an integer number (21033627).

Almost surely, 2^144652214 is an apocalyptic number.

144652214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144652214 is a deficient number, since it is larger than the sum of its proper divisors (107751310).

144652214 is a wasteful number, since it uses less digits than its factorization.

144652214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476059 (or 1476052 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 144652214 is about 12027.1448814754. The cubic root of 144652214 is about 524.9384224074.

The spelling of 144652214 in words is "one hundred forty-four million, six hundred fifty-two thousand, two hundred fourteen".