144740633 has 16 divisors (see below), whose sum is σ = 155922816. Its totient is φ = 134006400.

The previous prime is 144740621. The next prime is 144740639. The reversal of 144740633 is 336047441.

It is a cyclic number.

It is not a de Polignac number, because 144740633 - 2²⁴ = 127963417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 144740633.

It is not an unprimeable number, because it can be changed into a prime (144740639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240533 + ... + 241133.

It is an arithmetic number, because the mean of its divisors is an integer number (9745176).

Almost surely, 2^144740633 is an apocalyptic number.

It is an amenable number.

144740633 is a deficient number, since it is larger than the sum of its proper divisors (11182183).

144740633 is a wasteful number, since it uses less digits than its factorization.

144740633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 144740633 is about 12030.8201299828. The cubic root of 144740633 is about 525.0453572302.

The spelling of 144740633 in words is "one hundred forty-four million, seven hundred forty thousand, six hundred thirty-three".