144075320 has 16 divisors (see below), whose sum is σ = 324169560. Its totient is φ = 57630112.

The previous prime is 144075313. The next prime is 144075329. The reversal of 144075320 is 23570441.

It is a self number, because there is not a number n which added to its sum of digits gives 144075320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144075329) 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, 1800902 + ... + 1800981.

Almost surely, 2^144075320 is an apocalyptic number.

144075320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144075320 is an abundant number, since it is smaller than the sum of its proper divisors (180094240).

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

144075320 is a wasteful number, since it uses less digits than its factorization.

144075320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3601894 (or 3601890 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 144075320 is about 12003.1379230600. The cubic root of 144075320 is about 524.2396491361.

The spelling of 144075320 in words is "one hundred forty-four million, seventy-five thousand, three hundred twenty".