144420414 has 16 divisors (see below), whose sum is σ = 289052928. Its totient is φ = 48104792.

The previous prime is 144420383. The next prime is 144420433. The reversal of 144420414 is 414024441.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 829 + ... + 17015.

It is an arithmetic number, because the mean of its divisors is an integer number (18065808).

Almost surely, 2^144420414 is an apocalyptic number.

144420414 is an abundant number, since it is smaller than the sum of its proper divisors (144632514).

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

144420414 is a wasteful number, since it uses less digits than its factorization.

144420414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17679.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 144420414 is about 12017.5044830447. The cubic root of 144420414 is about 524.6578741480.

Adding to 144420414 its reverse (414024441), we get a palindrome (558444855).

The spelling of 144420414 in words is "one hundred forty-four million, four hundred twenty thousand, four hundred fourteen".