144909304 has 8 divisors (see below), whose sum is σ = 271704960. Its totient is φ = 72454648.

The previous prime is 144909299. The next prime is 144909311. The reversal of 144909304 is 403909441.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 144909304.

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 as a sum of consecutive naturals, namely, 9056824 + ... + 9056839.

It is an arithmetic number, because the mean of its divisors is an integer number (33963120).

Almost surely, 2^144909304 is an apocalyptic number.

It is an amenable number.

144909304 is a deficient number, since it is larger than the sum of its proper divisors (126795656).

144909304 is a wasteful number, since it uses less digits than its factorization.

144909304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18113669 (or 18113665 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 144909304 is about 12037.8280432975. The cubic root of 144909304 is about 525.2492289080.

The spelling of 144909304 in words is "one hundred forty-four million, nine hundred nine thousand, three hundred four".