144444002 has 16 divisors (see below), whose sum is σ = 239386752. Its totient is φ = 65017920.

The previous prime is 144443993. The next prime is 144444011. The reversal of 144444002 is 200444441.

It is an interprime number because it is at equal distance from previous prime (144443993) and next prime (144444011).

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 91574 + ... + 93137.

It is an arithmetic number, because the mean of its divisors is an integer number (14961672).

Almost surely, 2^144444002 is an apocalyptic number.

144444002 is a deficient number, since it is larger than the sum of its proper divisors (94942750).

144444002 is a wasteful number, since it uses less digits than its factorization.

144444002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184753.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 144444002 is about 12018.4858447310. The cubic root of 144444002 is about 524.6864364911.

Adding to 144444002 its reverse (200444441), we get a palindrome (344888443).

The spelling of 144444002 in words is "one hundred forty-four million, four hundred forty-four thousand, two".