144204022 has 8 divisors (see below), whose sum is σ = 222152256. Its totient is φ = 70153272.

The previous prime is 144204001. The next prime is 144204023. The reversal of 144204022 is 220402441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144204023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 974278 + ... + 974425.

It is an arithmetic number, because the mean of its divisors is an integer number (27769032).

Almost surely, 2^144204022 is an apocalyptic number.

144204022 is a deficient number, since it is larger than the sum of its proper divisors (77948234).

144204022 is a wasteful number, since it uses less digits than its factorization.

144204022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948742.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 144204022 is about 12008.4979077318. The cubic root of 144204022 is about 524.3957031844.

Adding to 144204022 its reverse (220402441), we get a palindrome (364606463).

The spelling of 144204022 in words is "one hundred forty-four million, two hundred four thousand, twenty-two".