144556674 has 24 divisors (see below), whose sum is σ = 305135280. Its totient is φ = 45648792.

The previous prime is 144556663. The next prime is 144556681. The reversal of 144556674 is 476655441.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31204 + ... + 35535.

It is an arithmetic number, because the mean of its divisors is an integer number (12713970).

Almost surely, 2^144556674 is an apocalyptic number.

144556674 is an abundant number, since it is smaller than the sum of its proper divisors (160578606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144556674 is a wasteful number, since it uses less digits than its factorization.

144556674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66782 (or 66763 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 144556674 is about 12023.1723767066. The cubic root of 144556674 is about 524.8228263831.

The spelling of 144556674 in words is "one hundred forty-four million, five hundred fifty-six thousand, six hundred seventy-four".