144819476 has 12 divisors (see below), whose sum is σ = 261609600. Its totient is φ = 70073880.

The previous prime is 144819473. The next prime is 144819529. The reversal of 144819476 is 674918441.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144819473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583826 + ... + 584073.

It is an arithmetic number, because the mean of its divisors is an integer number (21800800).

Almost surely, 2^144819476 is an apocalyptic number.

It is an amenable number.

144819476 is a deficient number, since it is larger than the sum of its proper divisors (116790124).

144819476 is a wasteful number, since it uses less digits than its factorization.

144819476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167934 (or 1167932 counting only the distinct ones).

The product of its digits is 193536, while the sum is 44.

The square root of 144819476 is about 12034.0963931655. The cubic root of 144819476 is about 525.1406740188.

The spelling of 144819476 in words is "one hundred forty-four million, eight hundred nineteen thousand, four hundred seventy-six".