144999628 has 12 divisors (see below), whose sum is σ = 254840040. Its totient is φ = 72188192.

The previous prime is 144999619. The next prime is 144999629. The reversal of 144999628 is 826999441.

144999628 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (144999629) 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, 76858 + ... + 78721.

It is an arithmetic number, because the mean of its divisors is an integer number (21236670).

Almost surely, 2^144999628 is an apocalyptic number.

It is an amenable number.

144999628 is a deficient number, since it is larger than the sum of its proper divisors (109840412).

144999628 is a wasteful number, since it uses less digits than its factorization.

144999628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155816 (or 155814 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 52.

The square root of 144999628 is about 12041.5791323231. The cubic root of 144999628 is about 525.3583379766.

The spelling of 144999628 in words is "one hundred forty-four million, nine hundred ninety-nine thousand, six hundred twenty-eight".