144006402 has 32 divisors (see below), whose sum is σ = 304300800. Its totient is φ = 45358208.

The previous prime is 144006367. The next prime is 144006403. The reversal of 144006402 is 204600441.

144006402 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 (144006403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 627 + ... + 16982.

It is an arithmetic number, because the mean of its divisors is an integer number (9509400).

Almost surely, 2^144006402 is an apocalyptic number.

144006402 is an abundant number, since it is smaller than the sum of its proper divisors (160294398).

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

144006402 is a wasteful number, since it uses less digits than its factorization.

144006402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17690.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 144006402 is about 12000.2667470353. The cubic root of 144006402 is about 524.1560463130.

Adding to 144006402 its reverse (204600441), we get a palindrome (348606843).

It can be divided in two parts, 14400 and 6402, that added together give a palindrome (20802).

The spelling of 144006402 in words is "one hundred forty-four million, six thousand, four hundred two".