144261044 has 24 divisors (see below), whose sum is σ = 259126560. Its totient is φ = 70235424.

The previous prime is 144261043. The next prime is 144261059. The reversal of 144261044 is 440162441.

It is a super-2 number, since 2×144261044² = 41622497631939872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144261043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64082 + ... + 66294.

It is an arithmetic number, because the mean of its divisors is an integer number (10796940).

Almost surely, 2^144261044 is an apocalyptic number.

It is an amenable number.

144261044 is a deficient number, since it is larger than the sum of its proper divisors (114865516).

144261044 is a wasteful number, since it uses less digits than its factorization.

144261044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2639 (or 2637 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 144261044 is about 12010.8719084003. The cubic root of 144261044 is about 524.4648139505.

The spelling of 144261044 in words is "one hundred forty-four million, two hundred sixty-one thousand, forty-four".