144086740 has 24 divisors (see below), whose sum is σ = 345808512. Its totient is φ = 49401120.

The previous prime is 144086699. The next prime is 144086741. The reversal of 144086740 is 47680441.

It is a junction number, because it is equal to n+sod(n) for n = 144086696 and 144086705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144086741) 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 7 ways as a sum of consecutive naturals, for example, 514456 + ... + 514735.

It is an arithmetic number, because the mean of its divisors is an integer number (14408688).

Almost surely, 2^144086740 is an apocalyptic number.

144086740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144086740 is an abundant number, since it is smaller than the sum of its proper divisors (201721772).

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

144086740 is a wasteful number, since it uses less digits than its factorization.

144086740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029207 (or 1029205 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 144086740 is about 12003.6136225722. The cubic root of 144086740 is about 524.2534998975.

The spelling of 144086740 in words is "one hundred forty-four million, eighty-six thousand, seven hundred forty".