144400030 has 16 divisors (see below), whose sum is σ = 260193024. Its totient is φ = 57699360.

The previous prime is 144400001. The next prime is 144400033. The reversal of 144400030 is 30004441.

It is a junction number, because it is equal to n+sod(n) for n = 144399977 and 144400013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144400033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3139 + ... + 17281.

It is an arithmetic number, because the mean of its divisors is an integer number (16262064).

Almost surely, 2^144400030 is an apocalyptic number.

144400030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144400030 is a deficient number, since it is larger than the sum of its proper divisors (115792994).

144400030 is a wasteful number, since it uses less digits than its factorization.

144400030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15171.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 144400030 is about 12016.6563569073. The cubic root of 144400030 is about 524.6331889736.

Adding to 144400030 its reverse (30004441), we get a palindrome (174404471).

It can be divided in two parts, 14 and 4400030, that added together give a palindrome (4400044).

The spelling of 144400030 in words is "one hundred forty-four million, four hundred thousand, thirty".