44402866 has 8 divisors (see below), whose sum is σ = 66635244. Its totient is φ = 22191120.

The previous prime is 44402837. The next prime is 44402873. The reversal of 44402866 is 66820444.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 37564641 + 6838225 = 6129^2 + 2615^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×44402866² = 3943229018027912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2496 + ... + 9748.

Almost surely, 2^44402866 is an apocalyptic number.

44402866 is a deficient number, since it is larger than the sum of its proper divisors (22232378).

44402866 is a wasteful number, since it uses less digits than its factorization.

44402866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10316.

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 44402866 is about 6663.5475536684. The cubic root of 44402866 is about 354.1090293718.

The spelling of 44402866 in words is "forty-four million, four hundred two thousand, eight hundred sixty-six".