144290476 has 12 divisors (see below), whose sum is σ = 275463720. Its totient is φ = 65586560.

The previous prime is 144290453. The next prime is 144290501. The reversal of 144290476 is 674092441.

It is a happy 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 in 3 ways as a sum of consecutive naturals, for example, 1639621 + ... + 1639708.

It is an arithmetic number, because the mean of its divisors is an integer number (22955310).

Almost surely, 2^144290476 is an apocalyptic number.

It is an amenable number.

144290476 is a deficient number, since it is larger than the sum of its proper divisors (131173244).

144290476 is a wasteful number, since it uses less digits than its factorization.

144290476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3279344 (or 3279342 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 144290476 is about 12012.0970692049. The cubic root of 144290476 is about 524.5004784615.

The spelling of 144290476 in words is "one hundred forty-four million, two hundred ninety thousand, four hundred seventy-six".