144074738 has 16 divisors (see below), whose sum is σ = 222566400. Its totient is φ = 69904800.

The previous prime is 144074719. The next prime is 144074743. The reversal of 144074738 is 837470441.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11063 + ... + 20261.

It is an arithmetic number, because the mean of its divisors is an integer number (13910400).

Almost surely, 2^144074738 is an apocalyptic number.

144074738 is a deficient number, since it is larger than the sum of its proper divisors (78491662).

144074738 is a wasteful number, since it uses less digits than its factorization.

144074738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9433.

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 144074738 is about 12003.1136793750. The cubic root of 144074738 is about 524.2389432371.

The spelling of 144074738 in words is "one hundred forty-four million, seventy-four thousand, seven hundred thirty-eight".