801459944 has 16 divisors (see below), whose sum is σ = 1505246820. Its totient is φ = 400060800.

The previous prime is 801459943. The next prime is 801459959. The reversal of 801459944 is 449954108.

It can be written as a sum of positive squares in 2 ways, for example, as 801456100 + 3844 = 28310^2 + 62^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 801459895 and 801459904.

It is not an unprimeable number, because it can be changed into a prime (801459941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78539 + ... + 88154.

Almost surely, 2^801459944 is an apocalyptic number.

It is an amenable number.

801459944 is a deficient number, since it is larger than the sum of its proper divisors (703786876).

801459944 is a wasteful number, since it uses less digits than its factorization.

801459944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167300 (or 167296 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 801459944 is about 28310.0678911231. The cubic root of 801459944 is about 928.8821285354.

The spelling of 801459944 in words is "eight hundred one million, four hundred fifty-nine thousand, nine hundred forty-four".