440861133 has 8 divisors (see below), whose sum is σ = 589023808. Its totient is φ = 293302944.

The previous prime is 440861131. The next prime is 440861147. The reversal of 440861133 is 331168044.

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

It is not a de Polignac number, because 440861133 - 2¹ = 440861131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 440861133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440861131) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 149416 + ... + 152337.

It is an arithmetic number, because the mean of its divisors is an integer number (73627976).

Almost surely, 2^440861133 is an apocalyptic number.

It is an amenable number.

440861133 is a deficient number, since it is larger than the sum of its proper divisors (148162675).

440861133 is a wasteful number, since it uses less digits than its factorization.

440861133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302243.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 440861133 is about 20996.6933825305. The cubic root of 440861133 is about 761.0863578731.

The spelling of 440861133 in words is "four hundred forty million, eight hundred sixty-one thousand, one hundred thirty-three".