144266005 has 32 divisors (see below), whose sum is σ = 196035840. Its totient is φ = 101724480.

The previous prime is 144265999. The next prime is 144266009. The reversal of 144266005 is 500662441.

It is not a de Polignac number, because 144266005 - 2⁵ = 144265973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144266009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252370 + ... + 252940.

It is an arithmetic number, because the mean of its divisors is an integer number (6126120).

Almost surely, 2^144266005 is an apocalyptic number.

It is an amenable number.

144266005 is a deficient number, since it is larger than the sum of its proper divisors (51769835).

144266005 is an equidigital number, since it uses as much as digits as its factorization.

144266005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 144266005 is about 12011.0784278515. The cubic root of 144266005 is about 524.4708258302.

The spelling of 144266005 in words is "one hundred forty-four million, two hundred sixty-six thousand, five".