144416340 has 72 divisors (see below), whose sum is σ = 461129760. Its totient is φ = 36483264.

The previous prime is 144416299. The next prime is 144416347. The reversal of 144416340 is 43614441.

144416340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144416347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17694 + ... + 24533.

It is an arithmetic number, because the mean of its divisors is an integer number (6404580).

Almost surely, 2^144416340 is an apocalyptic number.

144416340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144416340 is an abundant number, since it is smaller than the sum of its proper divisors (316713420).

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

144416340 is a wasteful number, since it uses less digits than its factorization.

144416340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42261 (or 42256 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 144416340 is about 12017.3349791041. The cubic root of 144416340 is about 524.6529406897.

The spelling of 144416340 in words is "one hundred forty-four million, four hundred sixteen thousand, three hundred forty".