881004994 has 16 divisors (see below), whose sum is σ = 1338880032. Its totient is φ = 434723328.

The previous prime is 881004947. The next prime is 881004997. The reversal of 881004994 is 499400188.

It is a self number, because there is not a number n which added to its sum of digits gives 881004994.

It is not an unprimeable number, because it can be changed into a prime (881004997) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 189097 + ... + 193699.

It is an arithmetic number, because the mean of its divisors is an integer number (83680002).

Almost surely, 2^881004994 is an apocalyptic number.

881004994 is a deficient number, since it is larger than the sum of its proper divisors (457875038).

881004994 is a wasteful number, since it uses less digits than its factorization.

881004994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5841.

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 881004994 is about 29681.7282852599. The cubic root of 881004994 is about 958.6486317357.

The spelling of 881004994 in words is "eight hundred eighty-one million, four thousand, nine hundred ninety-four".