800144 has 20 divisors (see below), whose sum is σ = 1587696. Its totient is φ = 390432.

The previous prime is 800143. The next prime is 800159. The reversal of 800144 is 441008.

It is a happy number.

800144 is a modest number, since divided by 144 gives 80 as remainder.

It is not an unprimeable number, because it can be changed into a prime (800143) 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, 107 + ... + 1269.

2⁸⁰⁰¹⁴⁴ is an apocalyptic number.

It is an amenable number.

800144 is a deficient number, since it is larger than the sum of its proper divisors (787552).

800144 is a wasteful number, since it uses less digits than its factorization.

800144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 800144 is about 894.5076858250. The cubic root of 800144 is about 92.8373462447.

The spelling of 800144 in words is "eight hundred thousand, one hundred forty-four".