144705694 has 8 divisors (see below), whose sum is σ = 248066928. Its totient is φ = 62016720.

The previous prime is 144705689. The next prime is 144705697. The reversal of 144705694 is 496507441.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144705697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5168047 + ... + 5168074.

It is an arithmetic number, because the mean of its divisors is an integer number (31008366).

Almost surely, 2^144705694 is an apocalyptic number.

144705694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144705694 is a deficient number, since it is larger than the sum of its proper divisors (103361234).

144705694 is a wasteful number, since it uses less digits than its factorization.

144705694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10336130.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 144705694 is about 12029.3679800728. The cubic root of 144705694 is about 525.0031068599.

It can be divided in two parts, 14470 and 5694, that added together give a square (20164 = 142²).

The spelling of 144705694 in words is "one hundred forty-four million, seven hundred five thousand, six hundred ninety-four".