144555074 has 16 divisors (see below), whose sum is σ = 222588000. Its totient is φ = 70388452.

The previous prime is 144555049. The next prime is 144555091. The reversal of 144555074 is 470555441.

It is a super-3 number, since 3×144555074³ (a number of 25 digits) contains 333 as substring.

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, 1350929 + ... + 1351035.

It is an arithmetic number, because the mean of its divisors is an integer number (13911750).

Almost surely, 2^144555074 is an apocalyptic number.

144555074 is a deficient number, since it is larger than the sum of its proper divisors (78032926).

144555074 is an frugal number, since it uses more digits than its factorization.

144555074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 35.

The square root of 144555074 is about 12023.1058383431. The cubic root of 144555074 is about 524.8208900731.

The spelling of 144555074 in words is "one hundred forty-four million, five hundred fifty-five thousand, seventy-four".