144275726 has 16 divisors (see below), whose sum is σ = 247603200. Its totient is φ = 61764120.

The previous prime is 144275713. The next prime is 144275731. The reversal of 144275726 is 627572441.

It is a super-2 number, since 2×144275726² = 41630970225654152, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144275726.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8675 + ... + 19073.

It is an arithmetic number, because the mean of its divisors is an integer number (15475200).

Almost surely, 2^144275726 is an apocalyptic number.

144275726 is a deficient number, since it is larger than the sum of its proper divisors (103327474).

144275726 is a wasteful number, since it uses less digits than its factorization.

144275726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11399.

The product of its digits is 94080, while the sum is 38.

The square root of 144275726 is about 12011.4830891110. The cubic root of 144275726 is about 524.4826056125.

The spelling of 144275726 in words is "one hundred forty-four million, two hundred seventy-five thousand, seven hundred twenty-six".