841440073 has 4 divisors (see below), whose sum is σ = 878024448. Its totient is φ = 804855700.

The previous prime is 841440071. The next prime is 841440077. The reversal of 841440073 is 370044148.

841440073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 841440073 - 2¹ = 841440071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (841440071) 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, 18292153 + ... + 18292198.

It is an arithmetic number, because the mean of its divisors is an integer number (219506112).

Almost surely, 2^841440073 is an apocalyptic number.

It is an amenable number.

841440073 is a deficient number, since it is larger than the sum of its proper divisors (36584375).

841440073 is a wasteful number, since it uses less digits than its factorization.

841440073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36584374.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 841440073 is about 29007.5864731970. The cubic root of 841440073 is about 944.0776805899.

The spelling of 841440073 in words is "eight hundred forty-one million, four hundred forty thousand, seventy-three".