144155022 has 32 divisors (see below), whose sum is σ = 324670464. Its totient is φ = 42273600.

The previous prime is 144155021. The next prime is 144155029. The reversal of 144155022 is 220551441.

It is a junction number, because it is equal to n+sod(n) for n = 144154983 and 144155001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144155021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33183 + ... + 37274.

It is an arithmetic number, because the mean of its divisors is an integer number (10145952).

Almost surely, 2^144155022 is an apocalyptic number.

144155022 is an abundant number, since it is smaller than the sum of its proper divisors (180515442).

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

144155022 is a wasteful number, since it uses less digits than its factorization.

144155022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70504.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 144155022 is about 12006.4575125222. The cubic root of 144155022 is about 524.3363005407.

The spelling of 144155022 in words is "one hundred forty-four million, one hundred fifty-five thousand, twenty-two".