841802945 has 16 divisors (see below), whose sum is σ = 1018967040. Its totient is φ = 667598400.

The previous prime is 841802917. The next prime is 841802971. The reversal of 841802945 is 549208148.

It is not a de Polignac number, because 841802945 - 2⁶ = 841802881 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 323600 + ... + 326190.

It is an arithmetic number, because the mean of its divisors is an integer number (63685440).

Almost surely, 2^841802945 is an apocalyptic number.

It is an amenable number.

841802945 is a deficient number, since it is larger than the sum of its proper divisors (177164095).

841802945 is a wasteful number, since it uses less digits than its factorization.

841802945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136.

The product of its (nonzero) digits is 92160, while the sum is 41.

The square root of 841802945 is about 29013.8405765249. The cubic root of 841802945 is about 944.2133726148.

The spelling of 841802945 in words is "eight hundred forty-one million, eight hundred two thousand, nine hundred forty-five".