144413330 has 16 divisors (see below), whose sum is σ = 268908120. Its totient is φ = 55773312.

The previous prime is 144413329. The next prime is 144413377. The reversal of 144413330 is 33314441.

It can be written as a sum of positive squares in 4 ways, for example, as 74874409 + 69538921 = 8653^2 + 8339^2 .

It is a junction number, because it is equal to n+sod(n) for n = 144413296 and 144413305.

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, 248699 + ... + 249278.

Almost surely, 2^144413330 is an apocalyptic number.

144413330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144413330 is a deficient number, since it is larger than the sum of its proper divisors (124494790).

144413330 is a wasteful number, since it uses less digits than its factorization.

144413330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498013.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 144413330 is about 12017.2097426982. The cubic root of 144413330 is about 524.6492956351.

Adding to 144413330 its reverse (33314441), we get a palindrome (177727771).

It can be divided in two parts, 14441 and 3330, that added together give a palindrome (17771).

The spelling of 144413330 in words is "one hundred forty-four million, four hundred thirteen thousand, three hundred thirty".