144340002 has 32 divisors (see below), whose sum is σ = 321278400. Its totient is φ = 48034944.

The previous prime is 144339983. The next prime is 144340003. The reversal of 144340002 is 200043441.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (144340003) 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, 38098 + ... + 41714.

It is an arithmetic number, because the mean of its divisors is an integer number (10039950).

Almost surely, 2^144340002 is an apocalyptic number.

144340002 is an abundant number, since it is smaller than the sum of its proper divisors (176938398).

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

144340002 is a wasteful number, since it uses less digits than its factorization.

144340002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367 (or 4361 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 144340002 is about 12014.1583974909. The cubic root of 144340002 is about 524.5604811264.

Adding to 144340002 its reverse (200043441), we get a palindrome (344383443).

The spelling of 144340002 in words is "one hundred forty-four million, three hundred forty thousand, two".